--- /dev/null
- #include <grub/mips/yeeloong/boot.h>
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2000,2001,2002,2003,2004,2005,2007,2008,2009,2010 Free Software Foundation, Inc.
+ *
+ * GRUB is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GRUB is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/mips/yeeloong/serial.h>
+#include <grub/mips/yeeloong/pci.h>
- . = start + GRUB_MACHINE_FLASH_TLB_REFILL - GRUB_MACHINE_FLASH_START
+#include <grub/mips/loongson.h>
+#include <grub/pci.h>
+#include <grub/serial.h>
+#include <grub/cs5536.h>
+#include <grub/smbus.h>
+
+ .set noreorder
+ .set noat
+ .set nomacro
+
+ .global start,_start,__start
+start:
+_start:
+__start:
+ bal serial_hw_init
+ nop
+ /* Find CS5536 controller. */
+ /* $t4 chooses device in priority encoding. */
+ /* Resulting value is kept in GRUB_MACHINE_PCI_CONF_CTRL_REG.
+ This way we don't need to sacrifice a register for it. */
+ /* We have only one bus (0). Function is 0. */
+ lui $t0, %hi(GRUB_MACHINE_PCI_CONF_CTRL_REG_ADDR)
+ lui $t1, %hi(GRUB_MACHINE_PCI_CONFSPACE)
+ lui $t3, %hi(GRUB_CS5536_PCIID)
+ addiu $t3, $t3, %lo(GRUB_CS5536_PCIID)
+ ori $t4, $zero, 1
+ lui $a0, %hi(no_cs5536)
+1:
+ andi $t4, $t4, ((1 << GRUB_PCI_NUM_DEVICES) - 1)
+ beql $t4, $zero, fatal
+ addiu $a0, $a0, %lo(no_cs5536)
+ sw $t4, %lo(GRUB_MACHINE_PCI_CONF_CTRL_REG_ADDR) ($t0)
+ lw $t2, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_PCI_REG_PCI_ID) ($t1)
+ bnel $t2, $t3, 1b
+ sll $t4, $t4, 1
+
+ bal message
+ addiu $a0, $a0, %lo(cs5536_found)
+ bal printhex
+ move $a0, $t4
+
+ /* Initialise SMBus controller. */
+ /* Set GPIO LBAR. */
+ lui $a0, %hi(GRUB_CS5536_MSR_GPIO_BAR)
+ addiu $a0, $a0, %lo(GRUB_CS5536_MSR_GPIO_BAR)
+ ori $a1, $zero, GRUB_CS5536_LBAR_GPIO
+ /* Set mask to 0xf and enabled bit to 1. */
+ bal wrmsr
+ ori $a2, $zero, ((GRUB_CS5536_LBAR_MASK_MASK \
+ | GRUB_CS5536_LBAR_ENABLE) >> 32)
+
+ /* Set SMBUS LBAR. */
+ lui $a0, %hi(GRUB_CS5536_MSR_SMB_BAR)
+ addiu $a0, $a0, %lo(GRUB_CS5536_MSR_SMB_BAR)
+ ori $a1, $zero, GRUB_CS5536_LBAR_SMBUS
+ /* Set mask to 0xf and enabled bit to 1. */
+ bal wrmsr
+ ori $a2, $zero, ((GRUB_CS5536_LBAR_MASK_MASK \
+ | GRUB_CS5536_LBAR_ENABLE) >> 32)
+
+ lui $a0, %hi(smbus_enabled)
+ bal message
+ addiu $a0, $a0, %lo(smbus_enabled)
+
+ /* Enable SMBus controller pins. */
+ lui $t0, %hi(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO)
+ ori $t1, $zero, GRUB_GPIO_SMBUS_PINS
+ sw $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO + GRUB_GPIO_REG_OUT_EN) ($t0)
+ sw $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO + GRUB_GPIO_REG_OUT_AUX1) ($t0)
+ sw $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO + GRUB_GPIO_REG_IN_EN) ($t0)
+ sw $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO + GRUB_GPIO_REG_IN_AUX1) ($t0)
+
+ lui $t0, %hi(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS)
+
+ /* Disable SMB. */
+ sb $zero, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL2) ($t0)
+
+ /* Disable interrupts. */
+ sb $zero, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1) ($t0)
+
+ /* Set as master. */
+ sb $zero, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_ADDR) ($t0)
+
+ /* Launch SMBus controller at slowest speed possible. */
+ ori $t1, $zero, 0xff
+ sb $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL3) ($t0)
+ sb $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL2) ($t0)
+
+ /* Yeeloong has only one memory slot. */
+ /* Output first byte on serial for debugging. */
+ ori $a1, $zero, GRUB_SMB_RAM_START_ADDR
+ bal read_spd
+ move $a0, $zero
+ bal printhex
+ move $a0, $v0
+
+ bal read_spd
+ ori $a0, $zero, GRUB_SMBUS_SPD_MEMORY_TYPE_ADDR
+ ori $t0, $zero, GRUB_SMBUS_SPD_MEMORY_TYPE_DDR2
+ lui $a0, %hi(unimplemented_memory_type)
+ bne $t0, $v0, fatal
+ addiu $a0, $a0, %hi(unimplemented_memory_type)
+
+ /* And here is our goal: DDR2 controller initialisation. */
+ lui $t0, %hi(GRUB_CPU_LOONGSON_CORECFG)
+ ld $t1, %lo(GRUB_CPU_LOONGSON_CORECFG) ($t0)
+ /* Use addiu for sign-extension. */
+ addiu $t2, $zero, ~(GRUB_CPU_LOONGSON_CORECFG_DISABLE_DDR2_SPACE|GRUB_CPU_LOONGSON_CORECFG_BUFFER_CPU)
+ and $t1, $t1, $t2
+ sd $t1, %lo (GRUB_CPU_LOONGSON_CORECFG) ($t0)
+
+ b continue
+
- . = start + GRUB_MACHINE_FLASH_CACHE_ERROR - GRUB_MACHINE_FLASH_START
++ . = start + GRUB_CPU_LOONGSON_FLASH_TLB_REFILL - GRUB_CPU_LOONGSON_FLASH_START
+tlb_refill:
+ mfc0 $s1, GRUB_CPU_LOONGSON_COP0_EPC
+ mfc0 $s2, GRUB_CPU_LOONGSON_COP0_BADVADDR
+ move $s3, $ra
+ lui $a0, %hi(epc)
+ bal message
+ addiu $a0, $a0, %lo(epc)
+
+ bal printhex
+ move $a0, $s1
+
+ lui $a0, %hi(badvaddr)
+ bal message
+ addiu $a0, $a0, %lo(badvaddr)
+
+ bal printhex
+ move $a0, $s2
+
+ lui $a0, %hi(return_msg)
+ bal message
+ addiu $a0, $a0, %lo(return_msg)
+
+ bal printhex
+ move $a0, $s3
+
+ lui $a0, %hi(newline)
+ bal message
+ addiu $a0, $a0, %lo(newline)
+
+ lui $a0, %hi(unhandled_tlb_refill)
+ b fatal
+ addiu $a0, $a0, %lo(unhandled_tlb_refill)
+
- . = start + GRUB_MACHINE_FLASH_OTHER_EXCEPTION - GRUB_MACHINE_FLASH_START
++ . = start + GRUB_CPU_LOONGSON_FLASH_CACHE_ERROR - GRUB_CPU_LOONGSON_FLASH_START
+cache_error:
+ lui $a0, %hi(unhandled_cache_error)
+ b fatal
+ addiu $a0, $a0, %lo(unhandled_cache_error)
+
- addiu $t4, $t4, GRUB_MACHINE_DDR2_REG_STEP
++ . = start + GRUB_CPU_LOONGSON_FLASH_OTHER_EXCEPTION - GRUB_CPU_LOONGSON_FLASH_START
+other_exception:
+ mfc0 $s0, GRUB_CPU_LOONGSON_COP0_CAUSE
+ mfc0 $s1, GRUB_CPU_LOONGSON_COP0_EPC
+ mfc0 $s2, GRUB_CPU_LOONGSON_COP0_BADVADDR
+ lui $a0, %hi(cause)
+ bal message
+ addiu $a0, $a0, %lo(cause)
+
+ bal printhex
+ move $a0, $s0
+
+ lui $a0, %hi(epc)
+ bal message
+ addiu $a0, $a0, %lo(epc)
+
+ bal printhex
+ move $a0, $s1
+
+ lui $a0, %hi(badvaddr)
+ bal message
+ addiu $a0, $a0, %lo(badvaddr)
+
+ bal printhex
+ move $a0, $s2
+
+ lui $a0, %hi(newline)
+ bal message
+ addiu $a0, $a0, %lo(newline)
+
+ lui $a0, %hi(unhandled_exception)
+ b fatal
+ addiu $a0, $a0, %lo(unhandled_exception)
+
+ /* Same as similarly named C function but in asm since
+ we need it early. */
+ /* In: none. Out: none. Clobbered: $t0, $t1, $a0. */
+serial_hw_init:
+ lui $t0, %hi (GRUB_MACHINE_SERIAL_PORT)
+
+ /* Turn off the interrupt. */
+ sb $zero, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_IER)($t0)
+
+ /* Set DLAB. */
+ ori $t1, $zero, UART_DLAB
+ sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_LCR)($t0)
+
+ /* Set the baud rate 115200. */
+ ori $t1, $zero, GRUB_MACHINE_SERIAL_DIVISOR_115200
+ sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_DLL)($t0)
+ sb $zero, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_DLH)($t0)
+
+ /* Set the line status. */
+ ori $t1, $zero, (UART_NO_PARITY | UART_8BITS_WORD | UART_1_STOP_BIT)
+ sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_LCR)($t0)
+
+ /* Enable the FIFO. */
+ ori $t1, $zero, UART_ENABLE_FIFO_TRIGGER1
+ sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_FCR)($t0)
+
+ /* Turn on DTR and RTS. */
+ ori $t1, $zero, UART_ENABLE_DTRRTS
+ sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_MCR)($t0)
+
+ /* Let message return to original caller. */
+ lui $a0, %hi(notification_string)
+ addiu $a0, $a0, %lo(notification_string)
+
+ /* Print message on serial console. */
+ /* In: $a0 = asciiz message. Out: none. Clobbered: $t0, $t1, $a0. */
+message:
+ lui $t0, %hi (GRUB_MACHINE_SERIAL_PORT)
+1:
+ lb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_LSR)($t0)
+ andi $t1, $t1, UART_EMPTY_TRANSMITTER
+ beq $t1, $zero, 1b
+ nop
+ lb $t1, 0($a0)
+ sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_TX)($t0)
+ bne $t1, $zero, 1b
+ addiu $a0, $a0, 1
+ jr $ra
+ nop
+
+ /* Print 32-bit hexadecimal on serial.
+ In: $a0. Out: None. Clobbered: $a0, $t0, $t1, $t2
+ */
+printhex:
+ lui $t0, %hi (GRUB_MACHINE_SERIAL_PORT)
+ ori $t2, $zero, 8
+1:
+ lb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_LSR)($t0)
+ andi $t1, $t1, UART_EMPTY_TRANSMITTER
+ beq $t1, $zero, 1b
+ nop
+ srl $t1, $a0, 28
+ addiu $t1, $t1, -10
+ blt $t1, $zero, 2f
+ sll $a0, $a0, 4
+ addiu $t1, $t1, 'A'-10-'0'
+2: addiu $t1, $t1, '0'+10
+ sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_TX)($t0)
+ addiu $t2, $t2, -1
+ bne $t2, $zero, 1b
+ nop
+ jr $ra
+ nop
+
+fatal:
+ bal message
+ nop
+self:
+ b self
+ nop
+
+ /* Write CS5536 MSR.
+ In: $a0 address, $a1 lower word, $a2 upper word.
+ Out: None
+ Clobbered: $t0
+ */
+wrmsr:
+ lui $t0, %hi(GRUB_MACHINE_PCI_CONFSPACE)
+ sw $a0, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_CS5536_MSR_MAILBOX_ADDR) ($t0)
+ sw $a1, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_CS5536_MSR_MAILBOX_DATA0) ($t0)
+ jr $ra
+ sw $a2, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_CS5536_MSR_MAILBOX_DATA1) ($t0)
+
+ /* Wait for SMBus data or empty transmitter. */
+ /* In: $a0 = exception handler. Out: none. Clobbered: $t0, $t1 */
+smbus_wait:
+1:
+ lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_STATUS + GRUB_MACHINE_PCI_IO_BASE)
+ lb $t0, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_STATUS + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+ andi $t1, $t0, GRUB_CS5536_SMB_REG_STATUS_SDAST
+ bne $t1, $zero, return
+ nop
+ andi $t1, $t0, (GRUB_CS5536_SMB_REG_STATUS_BER | GRUB_CS5536_SMB_REG_STATUS_NACK)
+ beq $t1, $zero, 1b
+ nop
+ jr $a0
+ nop
+return:
+ jr $ra
+ nop
+
+ /* Read SPD byte. In: $a0 byte, $a1 device. Out: $v0 read byte (0x100 on failure).
+ Clobbered: $t0, $t1, $t2, $t3, $a0. */
+read_spd:
+ move $t2, $a0
+ move $t3, $ra
+ lui $a0, %hi(read_spd_fail)
+ addiu $a0, $a0, %hi(read_spd_fail)
+
+ /* Send START. */
+ lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE)
+ lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+ ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_START
+ bal smbus_wait
+ sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+
+ /* Send device address. */
+ lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE)
+ sll $t1, $a1, 1
+ bal smbus_wait
+ sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+
+ /* Send ACK. */
+ lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE)
+ lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+ ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_ACK
+ sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+
+ /* Send byte address. */
+ lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE)
+ bal smbus_wait
+ sb $t2, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+
+ /* Send START. */
+ lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE)
+ lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+ ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_START
+ bal smbus_wait
+ sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+
+ /* Send device address. */
+ lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE)
+ sll $t1, $a1, 1
+ ori $t1, $t1, 1
+ bal smbus_wait
+ sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+
+ /* Send STOP. */
+ lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE)
+ lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+ ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_STOP
+ bal smbus_wait
+ sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+
+ lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE)
+ lb $v0, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+ jr $t3
+ andi $v0, $v0, 0xff
+read_spd_fail:
+ jr $t3
+ ori $v0, $v0, 0x100
+
+notification_string: .asciz "GRUB "
+no_cs5536: .asciz "No CS5536 found.\n\r"
+cs5536_found: .asciz "CS5536 at "
+sm_failed: .asciz "SM transaction failed.\n\r"
+not_implemented: .asciz "Nothing more is implemented. Bye.\n\r"
+unhandled_tlb_refill: .asciz "Unhandled TLB refill.\n\r"
+unhandled_cache_error: .asciz "Unhandled cache error.\n\r"
+unhandled_exception: .asciz "Unhandled exception.\n\r"
+smbus_enabled: .asciz "SMBus controller enabled.\n\r"
+unimplemented_memory_type: .asciz "non-DDR2 memory isn't supported.\n\r"
+no_cas_latency: .asciz "Couldn't determine CAS latency.\n\r"
+cause: .asciz "Cause: "
+epc: .asciz "\n\rEPC: "
+badvaddr: .asciz "\n\rBadVaddr: "
+newline: .asciz "\n\r"
+return_msg: .asciz "\n\rReturn address: "
+caches_enabled: .asciz "Caches enabled\n\r"
+
+ .p2align 3
+
+regdump:
+ .quad 0x0100010000000101 /* 0 */
+ .quad 0x0100010100000000 /* 2 */
+ .quad 0x0101000001000000 /* 3 */
+ .quad 0x0100020200010101 /* 4 */
+ .quad 0x0a04030603050203 /* 6 */
+ .quad 0x0f0e040000010a0b /* 7 */
+ .quad 0x0000010200000102 /* 8 */
+ .quad 0x0000060c00000000 /* 9 */
+ .quad 0x2323233f3f1f0200 /* a */
+ .quad 0x5f7f232323232323 /* b */
+ .quad 0x002a3c0615000000 /* c */
+ .quad 0x002a002a002a002a /* d */
+ .quad 0x002a002a002a002a /* e */
+ .quad 0x00b40020006d0004 /* f */
+ .quad 0x070007ff00000087 /* 10 */
+ .quad 0x000000000016101f /* 11 */
+ .quad 0x001c000000000000 /* 12 */
+ .quad 0x28e1000200c8006b /* 13 */
+ .quad 0x0000204200c8002f /* 14 */
+ .quad 0x0000000000030d40 /* 15 */
+ .quad 0 /* 16 */
+ .quad 0 /* 17 */
+ .quad 0 /* 18 */
+ .quad 0 /* 19 */
+ .quad 0 /* 1a */
+ .quad 0 /* 1b */
+ .quad 0 /* 1c */
+
+ .p2align
+
+write_dumpreg:
+ ld $t2, 0($t6)
+ sd $t2, 0($t4)
- addiu $t6, $t6, GRUB_MACHINE_DDR2_REG_SIZE
++ addiu $t4, $t4, GRUB_CPU_LOONGSON_DDR2_REG_STEP
+ jr $ra
- lui $t4, %hi(GRUB_MACHINE_DDR2_BASE)
- addiu $t4, $t4, %lo(GRUB_MACHINE_DDR2_BASE)
++ addiu $t6, $t6, GRUB_CPU_LOONGSON_DDR2_REG_SIZE
+
+continue:
- ori $t8, $t8, GRUB_MACHINE_DDR2_REG1_HI_8BANKS
++ lui $t4, %hi(GRUB_CPU_LOONGSON_DDR2_BASE)
++ addiu $t4, $t4, %lo(GRUB_CPU_LOONGSON_DDR2_BASE)
+ lui $t6, %hi(regdump)
+
+ /* 0 */
+ bal write_dumpreg
+ addiu $t6, $t6, %lo(regdump)
+
+ /* 1 */
+ ori $a1, $a1, GRUB_SMB_RAM_START_ADDR
+ move $t8, $zero
+ lui $t5, 0x0001
+ bal read_spd
+ ori $a0, $zero, GRUB_SMBUS_SPD_MEMORY_NUM_BANKS_ADDR
+ ori $t7, $zero, 8
+ bne $v0, $t7, 1f
+ ori $t5, $t5, 0x0001
- addiu $t4, $t4, GRUB_MACHINE_DDR2_REG_STEP
++ ori $t8, $t8, GRUB_CPU_LOONGSON_DDR2_REG1_HI_8BANKS
+1:
+ dsll $t8, $t8, 32
+ or $t5, $t5, $t8
+ sd $t5, 0 ($t4)
- addiu $t4, $t4, GRUB_MACHINE_DDR2_REG_STEP
++ addiu $t4, $t4, GRUB_CPU_LOONGSON_DDR2_REG_STEP
+
+ /* 2 */
+ bal write_dumpreg
+ nop
+
+ /* 3 */
+ bal write_dumpreg
+ nop
+
+ /* 4 */
+ bal write_dumpreg
+ nop
+
+ /* 5 */
+ /* FIXME: figure termination resistance. */
+ ori $t5, $zero, 0x2
+ bal read_spd
+ ori $a0, $zero, GRUB_SMBUS_SPD_MEMORY_NUM_ROWS_ADDR
+ /* $v0 = 15 - $v0. */
+ xori $v0, $v0, 0xf
+ andi $v0, $v0, 0x7
+ sll $v0, $v0, 8
+ or $t5, $t5, $v0
+
+ /* Find the fastest supported CAS latency. */
+ bal read_spd
+ ori $a0, $zero, GRUB_SMBUS_SPD_MEMORY_CAS_LATENCY_ADDR
+ ori $t0, $zero, GRUB_SMBUS_SPD_MEMORY_CAS_LATENCY_MIN_VALUE
+ ori $t1, $zero, (1 << GRUB_SMBUS_SPD_MEMORY_CAS_LATENCY_MIN_VALUE)
+2:
+ and $t2, $t1, $v0
+ bne $t2, $zero, 1f
+ ori $t3, $zero, 8
+ lui $a0, %hi(no_cas_latency)
+ beq $t0, $t3, fatal
+ addiu $a0, $a0, %lo(no_cas_latency)
+ addiu $t0, $t0, 1
+ b 2b
+ sll $t1, $t1, 1
+1:
+ sll $t0, $t0, 16
+ or $t5, $t5, $t0
+
+ bal read_spd
+ ori $a0, $zero, GRUB_SMBUS_SPD_MEMORY_NUM_COLUMNS_ADDR
+ /* $v0 = 15 - ($v0 + 1) = 14 - $v0. */
+ addiu $v0, $v0, 1
+ xori $v0, $v0, 0xf
+ andi $v0, $v0, 0x7
+ sll $v0, 24
+ or $t5, $t5, $v0
+ sd $t5, 0 ($t4)
+
- addiu $t4, $t4, GRUB_MACHINE_DDR2_REG_STEP
++ addiu $t4, $t4, GRUB_CPU_LOONGSON_DDR2_REG_STEP
+
+ ori $t7, $zero, 0x16
+
+1:
+ ld $t2, 0($t6)
+ sd $t2, 0($t4)
- addiu $t6, $t6, GRUB_MACHINE_DDR2_REG_SIZE
++ addiu $t4, $t4, GRUB_CPU_LOONGSON_DDR2_REG_STEP
+ addiu $t7, $t7, -1
+ bne $t7, $zero, 1b
- lui $t4, %hi(GRUB_MACHINE_DDR2_BASE)
- ld $t5, (%lo(GRUB_MACHINE_DDR2_BASE) + 0x30) ($t4)
++ addiu $t6, $t6, GRUB_CPU_LOONGSON_DDR2_REG_SIZE
+
- sd $t5, (%lo(GRUB_MACHINE_DDR2_BASE) + 0x30) ($t4)
++ lui $t4, %hi(GRUB_CPU_LOONGSON_DDR2_BASE)
++ ld $t5, (%lo(GRUB_CPU_LOONGSON_DDR2_BASE) + 0x30) ($t4)
+ ori $t0, $zero, 1
+ dsll $t0, $t0, 40
+ or $t5, $t5, $t0
++ sd $t5, (%lo(GRUB_CPU_LOONGSON_DDR2_BASE) + 0x30) ($t4)
+
+ /* Desactivate DDR2 registers. */
+ lui $t0, %hi (GRUB_CPU_LOONGSON_CORECFG)
+ ld $t1, %lo (GRUB_CPU_LOONGSON_CORECFG) ($t0)
+ ori $t1, $t1, GRUB_CPU_LOONGSON_CORECFG_DISABLE_DDR2_SPACE
+ sd $t1, %lo (GRUB_CPU_LOONGSON_CORECFG) ($t0)
+
+ /* Enable cache. */
+ mfc0 $t0, GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG
+ addiu $t1, $zero, ~GRUB_CPU_LOONGSON_CACHE_TYPE_MASK
+ and $t0, $t1, $t1
+ /* Set line size to 32 bytes and disabled cache. */
+ ori $t0, $t0, (GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG_ILINESIZE \
+ | GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG_DLINESIZE \
+ | GRUB_CPU_LOONGSON_CACHE_ACCELERATED)
+ mtc0 $t0, GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG
+
+ /* Invalidate all I-cache entries. */
+ srl $t1, $t0, GRUB_CPU_LOONGSON_COP0_CACHE_ISIZE_SHIFT
+ andi $t1, $t1, GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_MASK
+ ori $t2, $zero, (1 << (GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_OFFSET \
+ - GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_LOG_BIG \
+ - GRUB_CPU_LOONGSON_I_CACHE_LOG_WAYS))
+ sll $t1, $t2, $t1
+ lui $t2, 0x8000
+
+1:
+ cache GRUB_CPU_LOONGSON_COP0_I_INDEX_INVALIDATE, 0($t2)
+ addiu $t1, $t1, -1
+ bne $t1, $zero, 1b
+ addiu $t2, $t2, (1 << GRUB_CPU_LOONGSON_COP0_I_INDEX_BIT_OFFSET)
+
+ /* Invalidate all D-cache entries. */
+ srl $t1, $t0, GRUB_CPU_LOONGSON_COP0_CACHE_DSIZE_SHIFT
+ andi $t1, $t1, GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_MASK
+ ori $t2, $zero, (1 << (GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_OFFSET \
+ - GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_LOG_BIG \
+ - GRUB_CPU_LOONGSON_D_CACHE_LOG_WAYS))
+ sll $t1, $t2, $t1
+ lui $t2, 0x8000
+ mtc0 $zero, GRUB_CPU_LOONGSON_COP0_CACHE_TAGLO
+ mtc0 $zero, GRUB_CPU_LOONGSON_COP0_CACHE_TAGHI
+1:
+ /* All four ways. */
+ cache GRUB_CPU_LOONGSON_COP0_D_INDEX_TAG_STORE, 0($t2)
+ cache GRUB_CPU_LOONGSON_COP0_D_INDEX_TAG_STORE, 1($t2)
+ cache GRUB_CPU_LOONGSON_COP0_D_INDEX_TAG_STORE, 2($t2)
+ cache GRUB_CPU_LOONGSON_COP0_D_INDEX_TAG_STORE, 3($t2)
+ addiu $t1, $t1, -1
+ bne $t1, $zero, 1b
+ addiu $t2, $t2, (1 << GRUB_CPU_LOONGSON_COP0_D_INDEX_BIT_OFFSET)
+
+ /* Invalidate all S-cache entries. */
+ ori $t1, $zero, (1 << (GRUB_CPU_LOONGSON_SECONDARY_CACHE_LOG_SIZE \
+ - GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_LOG_BIG \
+ - GRUB_CPU_LOONGSON_S_CACHE_LOG_WAYS))
+ lui $t2, 0x8000
+ mtc0 $zero, GRUB_CPU_LOONGSON_COP0_CACHE_TAGLO
+ mtc0 $zero, GRUB_CPU_LOONGSON_COP0_CACHE_TAGHI
+1:
+ /* All four ways. */
+ cache GRUB_CPU_LOONGSON_COP0_S_INDEX_TAG_STORE, 0($t2)
+ cache GRUB_CPU_LOONGSON_COP0_S_INDEX_TAG_STORE, 1($t2)
+ cache GRUB_CPU_LOONGSON_COP0_S_INDEX_TAG_STORE, 2($t2)
+ cache GRUB_CPU_LOONGSON_COP0_S_INDEX_TAG_STORE, 3($t2)
+ addiu $t1, $t1, -1
+ bne $t1, $zero, 1b
+ addiu $t2, $t2, (1 << GRUB_CPU_LOONGSON_COP0_D_INDEX_BIT_OFFSET)
+
+ /* Finally enable cache. */
+ mfc0 $t0, GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG
+ addiu $t1, $zero, ~GRUB_CPU_LOONGSON_CACHE_TYPE_MASK
+ and $t0, $t1, $t1
+ ori $t0, $t0, GRUB_CPU_LOONGSON_CACHE_CACHED
+ mtc0 $t0, GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG
+
+ lui $a0, %hi(caches_enabled)
+ bal message
+ addiu $a0, $a0, %lo(caches_enabled)
+
+ /* Set ROM delay cycles to 1. */
+ lui $t0, %hi(GRUB_CPU_LOONGSON_LIOCFG)
+ lw $t1, %lo(GRUB_CPU_LOONGSON_LIOCFG) ($t0)
+ addiu $t2, $zero, ~(GRUB_CPU_LOONGSON_ROM_DELAY_MASK \
+ << GRUB_CPU_LOONGSON_ROM_DELAY_OFFSET)
+ and $t1, $t1, $t2
+ ori $t1, $t1, (1 << GRUB_CPU_LOONGSON_ROM_DELAY_OFFSET)
+ sw $t1, %lo(GRUB_CPU_LOONGSON_LIOCFG) ($t0)
+
+ addiu $a0, $zero, -1
+ addiu $a1, $zero, -1
+
+ /* Take advantage of cache. */
+ lui $t0, %hi(cached_continue - 0x20000000)
+ addiu $t0, $t0, %lo(cached_continue - 0x20000000)
+ jr $t0
+ addiu $a2, $zero, -1
+
+cached_continue:
--- /dev/null
- IMAGE_YEELOONG_ELF, IMAGE_QEMU, IMAGE_PPC
+ /* grub-mkimage.c - make a bootable image */
+ /*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2002,2003,2004,2005,2006,2007,2008,2009,2010 Free Software Foundation, Inc.
+ *
+ * GRUB is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GRUB is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+ #include <config.h>
+ #include <grub/types.h>
+ #include <grub/elf.h>
+ #include <grub/aout.h>
+ #include <grub/i18n.h>
+ #include <grub/kernel.h>
+ #include <grub/disk.h>
+ #include <grub/util/misc.h>
+ #include <grub/util/resolve.h>
+ #include <grub/misc.h>
+ #include <grub/offsets.h>
+ #include <time.h>
+
+ #include <stdio.h>
+ #include <unistd.h>
+ #include <string.h>
+ #include <stdlib.h>
+ #include <assert.h>
+ #include <grub/efi/pe32.h>
+
+ #define _GNU_SOURCE 1
+ #include <getopt.h>
+
+ #include "progname.h"
+
+ #define ALIGN_ADDR(x) (ALIGN_UP((x), image_target->voidp_sizeof))
+
+ #define TARGET_NO_FIELD 0xffffffff
+ struct image_target_desc
+ {
+ const char *name;
+ grub_size_t voidp_sizeof;
+ int bigendian;
+ enum {
+ IMAGE_I386_PC, IMAGE_EFI, IMAGE_COREBOOT,
+ IMAGE_SPARC64_AOUT, IMAGE_SPARC64_RAW, IMAGE_I386_IEEE1275,
++ IMAGE_YEELOONG_ELF, IMAGE_QEMU, IMAGE_PPC, IMAGE_YEELOONG_FLASH
+ } id;
+ enum
+ {
+ PLATFORM_FLAGS_NONE = 0,
+ PLATFORM_FLAGS_LZMA = 1
+ } flags;
+ unsigned prefix;
+ unsigned data_end;
+ unsigned raw_size;
+ unsigned total_module_size;
+ unsigned kernel_image_size;
+ unsigned compressed_size;
+ unsigned link_align;
+ grub_uint16_t elf_target;
+ unsigned section_align;
+ signed vaddr_offset;
+ unsigned install_dos_part, install_bsd_part;
+ grub_uint64_t link_addr;
+ unsigned mod_gap, mod_align;
+ };
+
+ struct image_target_desc image_targets[] =
+ {
+ {
+ .name = "i386-coreboot",
+ .voidp_sizeof = 4,
+ .bigendian = 0,
+ .id = IMAGE_COREBOOT,
+ .flags = PLATFORM_FLAGS_NONE,
+ .prefix = GRUB_KERNEL_I386_COREBOOT_PREFIX,
+ .data_end = GRUB_KERNEL_I386_COREBOOT_DATA_END,
+ .raw_size = 0,
+ .total_module_size = TARGET_NO_FIELD,
+ .kernel_image_size = TARGET_NO_FIELD,
+ .compressed_size = TARGET_NO_FIELD,
+ .section_align = 1,
+ .vaddr_offset = 0,
+ .install_dos_part = TARGET_NO_FIELD,
+ .install_bsd_part = TARGET_NO_FIELD,
+ .link_addr = GRUB_KERNEL_I386_COREBOOT_LINK_ADDR,
+ .elf_target = EM_386,
+ .link_align = 4,
+ .mod_gap = GRUB_KERNEL_I386_COREBOOT_MOD_GAP,
+ .mod_align = GRUB_KERNEL_I386_COREBOOT_MOD_ALIGN
+ },
+ {
+ .name = "i386-multiboot",
+ .voidp_sizeof = 4,
+ .bigendian = 0,
+ .id = IMAGE_COREBOOT,
+ .flags = PLATFORM_FLAGS_NONE,
+ .prefix = GRUB_KERNEL_I386_COREBOOT_PREFIX,
+ .data_end = GRUB_KERNEL_I386_COREBOOT_DATA_END,
+ .raw_size = 0,
+ .total_module_size = TARGET_NO_FIELD,
+ .kernel_image_size = TARGET_NO_FIELD,
+ .compressed_size = TARGET_NO_FIELD,
+ .section_align = 1,
+ .vaddr_offset = 0,
+ .install_dos_part = TARGET_NO_FIELD,
+ .install_bsd_part = TARGET_NO_FIELD,
+ .link_addr = GRUB_KERNEL_I386_COREBOOT_LINK_ADDR,
+ .elf_target = EM_386,
+ .link_align = 4,
+ .mod_gap = GRUB_KERNEL_I386_COREBOOT_MOD_GAP,
+ .mod_align = GRUB_KERNEL_I386_COREBOOT_MOD_ALIGN
+ },
+ {
+ .name = "i386-pc",
+ .voidp_sizeof = 4,
+ .bigendian = 0,
+ .id = IMAGE_I386_PC,
+ .flags = PLATFORM_FLAGS_LZMA,
+ .prefix = GRUB_KERNEL_I386_PC_PREFIX,
+ .data_end = GRUB_KERNEL_I386_PC_DATA_END,
+ .raw_size = GRUB_KERNEL_I386_PC_RAW_SIZE,
+ .total_module_size = GRUB_KERNEL_I386_PC_TOTAL_MODULE_SIZE,
+ .kernel_image_size = GRUB_KERNEL_I386_PC_KERNEL_IMAGE_SIZE,
+ .compressed_size = GRUB_KERNEL_I386_PC_COMPRESSED_SIZE,
+ .section_align = 1,
+ .vaddr_offset = 0,
+ .install_dos_part = GRUB_KERNEL_I386_PC_INSTALL_DOS_PART,
+ .install_bsd_part = GRUB_KERNEL_I386_PC_INSTALL_BSD_PART,
+ .link_addr = GRUB_KERNEL_I386_PC_LINK_ADDR
+ },
+ {
+ .name = "i386-efi",
+ .voidp_sizeof = 4,
+ .bigendian = 0,
+ .id = IMAGE_EFI,
+ .flags = PLATFORM_FLAGS_NONE,
+ .prefix = GRUB_KERNEL_I386_EFI_PREFIX,
+ .data_end = GRUB_KERNEL_I386_EFI_DATA_END,
+ .raw_size = 0,
+ .total_module_size = TARGET_NO_FIELD,
+ .kernel_image_size = TARGET_NO_FIELD,
+ .compressed_size = TARGET_NO_FIELD,
+ .section_align = GRUB_PE32_SECTION_ALIGNMENT,
+ .vaddr_offset = ALIGN_UP (GRUB_PE32_MSDOS_STUB_SIZE
+ + GRUB_PE32_SIGNATURE_SIZE
+ + sizeof (struct grub_pe32_coff_header)
+ + sizeof (struct grub_pe32_optional_header)
+ + 4 * sizeof (struct grub_pe32_section_table),
+ GRUB_PE32_SECTION_ALIGNMENT),
+ .install_dos_part = TARGET_NO_FIELD,
+ .install_bsd_part = TARGET_NO_FIELD,
+ },
+ {
+ .name = "i386-ieee1275",
+ .voidp_sizeof = 4,
+ .bigendian = 0,
+ .id = IMAGE_I386_IEEE1275,
+ .flags = PLATFORM_FLAGS_NONE,
+ .prefix = GRUB_KERNEL_I386_IEEE1275_PREFIX,
+ .data_end = GRUB_KERNEL_I386_IEEE1275_DATA_END,
+ .raw_size = 0,
+ .total_module_size = TARGET_NO_FIELD,
+ .kernel_image_size = TARGET_NO_FIELD,
+ .compressed_size = TARGET_NO_FIELD,
+ .section_align = 1,
+ .vaddr_offset = 0,
+ .install_dos_part = TARGET_NO_FIELD,
+ .install_bsd_part = TARGET_NO_FIELD,
+ .link_addr = GRUB_KERNEL_I386_IEEE1275_LINK_ADDR,
+ .elf_target = EM_386,
+ .mod_gap = GRUB_KERNEL_I386_IEEE1275_MOD_GAP,
+ .mod_align = GRUB_KERNEL_I386_IEEE1275_MOD_ALIGN,
+ .link_align = 4,
+ },
+ {
+ .name = "i386-qemu",
+ .voidp_sizeof = 4,
+ .bigendian = 0,
+ .id = IMAGE_QEMU,
+ .flags = PLATFORM_FLAGS_NONE,
+ .prefix = GRUB_KERNEL_I386_QEMU_PREFIX,
+ .data_end = GRUB_KERNEL_I386_QEMU_DATA_END,
+ .raw_size = 0,
+ .total_module_size = TARGET_NO_FIELD,
+ .compressed_size = TARGET_NO_FIELD,
+ .kernel_image_size = GRUB_KERNEL_I386_QEMU_KERNEL_IMAGE_SIZE,
+ .section_align = 1,
+ .vaddr_offset = 0,
+ .install_dos_part = TARGET_NO_FIELD,
+ .install_bsd_part = TARGET_NO_FIELD,
+ .link_addr = GRUB_KERNEL_I386_QEMU_LINK_ADDR
+ },
+ {
+ .name = "x86_64-efi",
+ .voidp_sizeof = 8,
+ .bigendian = 0,
+ .id = IMAGE_EFI,
+ .flags = PLATFORM_FLAGS_NONE,
+ .prefix = GRUB_KERNEL_X86_64_EFI_PREFIX,
+ .data_end = GRUB_KERNEL_X86_64_EFI_DATA_END,
+ .raw_size = 0,
+ .total_module_size = TARGET_NO_FIELD,
+ .kernel_image_size = TARGET_NO_FIELD,
+ .compressed_size = TARGET_NO_FIELD,
+ .section_align = GRUB_PE32_SECTION_ALIGNMENT,
+ .vaddr_offset = ALIGN_UP (GRUB_PE32_MSDOS_STUB_SIZE
+ + GRUB_PE32_SIGNATURE_SIZE
+ + sizeof (struct grub_pe32_coff_header)
+ + sizeof (struct grub_pe64_optional_header)
+ + 4 * sizeof (struct grub_pe32_section_table),
+ GRUB_PE32_SECTION_ALIGNMENT),
+ .install_dos_part = TARGET_NO_FIELD,
+ .install_bsd_part = TARGET_NO_FIELD,
+ },
++ {
++ .name = "mipsel-yeeloong-flash",
++ .voidp_sizeof = 4,
++ .bigendian = 0,
++ .id = IMAGE_YEELOONG_FLASH,
++ .flags = PLATFORM_FLAGS_NONE,
++ .prefix = GRUB_KERNEL_MIPS_YEELOONG_PREFIX,
++ .data_end = GRUB_KERNEL_MIPS_YEELOONG_DATA_END,
++ .raw_size = GRUB_KERNEL_MIPS_YEELOONG_RAW_SIZE,
++ .total_module_size = GRUB_KERNEL_MIPS_YEELOONG_TOTAL_MODULE_SIZE,
++ .compressed_size = GRUB_KERNEL_MIPS_YEELOONG_COMPRESSED_SIZE,
++ .kernel_image_size = GRUB_KERNEL_MIPS_YEELOONG_KERNEL_IMAGE_SIZE,
++ .section_align = 1,
++ .vaddr_offset = 0,
++ .install_dos_part = TARGET_NO_FIELD,
++ .install_bsd_part = TARGET_NO_FIELD,
++ .link_addr = GRUB_KERNEL_MIPS_YEELOONG_LINK_ADDR,
++ .elf_target = EM_MIPS,
++ .link_align = GRUB_KERNEL_MIPS_YEELOONG_LINK_ALIGN
++ },
+ {
+ .name = "mipsel-yeeloong-elf",
+ .voidp_sizeof = 4,
+ .bigendian = 0,
+ .id = IMAGE_YEELOONG_ELF,
+ .flags = PLATFORM_FLAGS_NONE,
+ .prefix = GRUB_KERNEL_MIPS_YEELOONG_PREFIX,
+ .data_end = GRUB_KERNEL_MIPS_YEELOONG_DATA_END,
+ .raw_size = GRUB_KERNEL_MIPS_YEELOONG_RAW_SIZE,
+ .total_module_size = GRUB_KERNEL_MIPS_YEELOONG_TOTAL_MODULE_SIZE,
+ .compressed_size = GRUB_KERNEL_MIPS_YEELOONG_COMPRESSED_SIZE,
+ .kernel_image_size = GRUB_KERNEL_MIPS_YEELOONG_KERNEL_IMAGE_SIZE,
+ .section_align = 1,
+ .vaddr_offset = 0,
+ .install_dos_part = TARGET_NO_FIELD,
+ .install_bsd_part = TARGET_NO_FIELD,
+ .link_addr = GRUB_KERNEL_MIPS_YEELOONG_LINK_ADDR,
+ .elf_target = EM_MIPS,
+ .link_align = GRUB_KERNEL_MIPS_YEELOONG_LINK_ALIGN
+ },
+ {
+ .name = "powerpc-ieee1275",
+ .voidp_sizeof = 4,
+ .bigendian = 1,
+ .id = IMAGE_PPC,
+ .flags = PLATFORM_FLAGS_NONE,
+ .prefix = GRUB_KERNEL_POWERPC_IEEE1275_PREFIX,
+ .data_end = GRUB_KERNEL_POWERPC_IEEE1275_DATA_END,
+ .raw_size = 0,
+ .total_module_size = TARGET_NO_FIELD,
+ .kernel_image_size = TARGET_NO_FIELD,
+ .compressed_size = TARGET_NO_FIELD,
+ .section_align = 1,
+ .vaddr_offset = 0,
+ .install_dos_part = TARGET_NO_FIELD,
+ .install_bsd_part = TARGET_NO_FIELD,
+ .link_addr = GRUB_KERNEL_POWERPC_IEEE1275_LINK_ADDR,
+ .elf_target = EM_PPC,
+ .mod_gap = GRUB_KERNEL_POWERPC_IEEE1275_MOD_GAP,
+ .mod_align = GRUB_KERNEL_POWERPC_IEEE1275_MOD_ALIGN,
+ .link_align = 4
+ },
+ {
+ .name = "sparc64-ieee1275-raw",
+ .voidp_sizeof = 8,
+ .bigendian = 1,
+ .id = IMAGE_SPARC64_RAW,
+ .flags = PLATFORM_FLAGS_NONE,
+ .prefix = GRUB_KERNEL_SPARC64_IEEE1275_PREFIX,
+ .data_end = GRUB_KERNEL_SPARC64_IEEE1275_DATA_END,
+ .raw_size = GRUB_KERNEL_SPARC64_IEEE1275_RAW_SIZE,
+ .total_module_size = GRUB_KERNEL_SPARC64_IEEE1275_TOTAL_MODULE_SIZE,
+ .kernel_image_size = GRUB_KERNEL_SPARC64_IEEE1275_KERNEL_IMAGE_SIZE,
+ .compressed_size = GRUB_KERNEL_SPARC64_IEEE1275_COMPRESSED_SIZE,
+ .section_align = 1,
+ .vaddr_offset = 0,
+ .install_dos_part = TARGET_NO_FIELD,
+ .install_bsd_part = TARGET_NO_FIELD,
+ .link_addr = GRUB_KERNEL_SPARC64_IEEE1275_LINK_ADDR
+ },
+ {
+ .name = "sparc64-ieee1275-aout",
+ .voidp_sizeof = 8,
+ .bigendian = 1,
+ .id = IMAGE_SPARC64_AOUT,
+ .flags = PLATFORM_FLAGS_NONE,
+ .prefix = GRUB_KERNEL_SPARC64_IEEE1275_PREFIX,
+ .data_end = GRUB_KERNEL_SPARC64_IEEE1275_DATA_END,
+ .raw_size = GRUB_KERNEL_SPARC64_IEEE1275_RAW_SIZE,
+ .total_module_size = GRUB_KERNEL_SPARC64_IEEE1275_TOTAL_MODULE_SIZE,
+ .kernel_image_size = GRUB_KERNEL_SPARC64_IEEE1275_KERNEL_IMAGE_SIZE,
+ .compressed_size = GRUB_KERNEL_SPARC64_IEEE1275_COMPRESSED_SIZE,
+ .section_align = 1,
+ .vaddr_offset = 0,
+ .install_dos_part = TARGET_NO_FIELD,
+ .install_bsd_part = TARGET_NO_FIELD,
+ .link_addr = GRUB_KERNEL_SPARC64_IEEE1275_LINK_ADDR
+ },
+ };
+
+ #define grub_target_to_host32(x) (grub_target_to_host32_real (image_target, (x)))
+ #define grub_host_to_target32(x) (grub_host_to_target32_real (image_target, (x)))
+ #define grub_target_to_host64(x) (grub_target_to_host64_real (image_target, (x)))
+ #define grub_host_to_target64(x) (grub_host_to_target64_real (image_target, (x)))
+ #define grub_host_to_target_addr(x) (grub_host_to_target_addr_real (image_target, (x)))
+ #define grub_target_to_host16(x) (grub_target_to_host16_real (image_target, (x)))
+ #define grub_host_to_target16(x) (grub_host_to_target16_real (image_target, (x)))
+
+ static inline grub_uint32_t
+ grub_target_to_host32_real (struct image_target_desc *image_target, grub_uint32_t in)
+ {
+ if (image_target->bigendian)
+ return grub_be_to_cpu32 (in);
+ else
+ return grub_le_to_cpu32 (in);
+ }
+
+ static inline grub_uint64_t
+ grub_target_to_host64_real (struct image_target_desc *image_target, grub_uint64_t in)
+ {
+ if (image_target->bigendian)
+ return grub_be_to_cpu64 (in);
+ else
+ return grub_le_to_cpu64 (in);
+ }
+
+ static inline grub_uint64_t
+ grub_host_to_target64_real (struct image_target_desc *image_target, grub_uint64_t in)
+ {
+ if (image_target->bigendian)
+ return grub_cpu_to_be64 (in);
+ else
+ return grub_cpu_to_le64 (in);
+ }
+
+ static inline grub_uint32_t
+ grub_host_to_target32_real (struct image_target_desc *image_target, grub_uint32_t in)
+ {
+ if (image_target->bigendian)
+ return grub_cpu_to_be32 (in);
+ else
+ return grub_cpu_to_le32 (in);
+ }
+
+ static inline grub_uint16_t
+ grub_target_to_host16_real (struct image_target_desc *image_target, grub_uint16_t in)
+ {
+ if (image_target->bigendian)
+ return grub_be_to_cpu16 (in);
+ else
+ return grub_le_to_cpu16 (in);
+ }
+
+ static inline grub_uint16_t
+ grub_host_to_target16_real (struct image_target_desc *image_target, grub_uint16_t in)
+ {
+ if (image_target->bigendian)
+ return grub_cpu_to_be16 (in);
+ else
+ return grub_cpu_to_le16 (in);
+ }
+
+ static inline grub_uint64_t
+ grub_host_to_target_addr_real (struct image_target_desc *image_target, grub_uint64_t in)
+ {
+ if (image_target->voidp_sizeof == 8)
+ return grub_host_to_target64_real (image_target, in);
+ else
+ return grub_host_to_target32_real (image_target, in);
+ }
+
+ static inline grub_uint64_t
+ grub_target_to_host_real (struct image_target_desc *image_target, grub_uint64_t in)
+ {
+ if (image_target->voidp_sizeof == 8)
+ return grub_target_to_host64_real (image_target, in);
+ else
+ return grub_target_to_host32_real (image_target, in);
+ }
+
+ #define GRUB_IEEE1275_NOTE_NAME "PowerPC"
+ #define GRUB_IEEE1275_NOTE_TYPE 0x1275
+
+ /* These structures are defined according to the CHRP binding to IEEE1275,
+ "Client Program Format" section. */
+
+ struct grub_ieee1275_note_hdr
+ {
+ grub_uint32_t namesz;
+ grub_uint32_t descsz;
+ grub_uint32_t type;
+ char name[sizeof (GRUB_IEEE1275_NOTE_NAME)];
+ };
+
+ struct grub_ieee1275_note_desc
+ {
+ grub_uint32_t real_mode;
+ grub_uint32_t real_base;
+ grub_uint32_t real_size;
+ grub_uint32_t virt_base;
+ grub_uint32_t virt_size;
+ grub_uint32_t load_base;
+ };
+
+ struct grub_ieee1275_note
+ {
+ struct grub_ieee1275_note_hdr header;
+ struct grub_ieee1275_note_desc descriptor;
+ };
+
+ #define grub_target_to_host(val) grub_target_to_host_real(image_target, (val))
+
+ #include <grub/lib/LzmaEnc.h>
+
+ static void *SzAlloc(void *p, size_t size) { p = p; return xmalloc(size); }
+ static void SzFree(void *p, void *address) { p = p; free(address); }
+ static ISzAlloc g_Alloc = { SzAlloc, SzFree };
+
+ static void
+ compress_kernel_lzma (char *kernel_img, size_t kernel_size,
+ char **core_img, size_t *core_size, size_t raw_size)
+ {
+ CLzmaEncProps props;
+ unsigned char out_props[5];
+ size_t out_props_size = 5;
+
+ LzmaEncProps_Init(&props);
+ props.dictSize = 1 << 16;
+ props.lc = 3;
+ props.lp = 0;
+ props.pb = 2;
+ props.numThreads = 1;
+
+ if (kernel_size < raw_size)
+ grub_util_error (_("the core image is too small"));
+
+ *core_img = xmalloc (kernel_size);
+ memcpy (*core_img, kernel_img, raw_size);
+
+ *core_size = kernel_size - raw_size;
+ if (LzmaEncode ((unsigned char *) *core_img + raw_size, core_size,
+ (unsigned char *) kernel_img + raw_size,
+ kernel_size - raw_size,
+ &props, out_props, &out_props_size,
+ 0, NULL, &g_Alloc, &g_Alloc) != SZ_OK)
+ grub_util_error (_("cannot compress the kernel image"));
+
+ *core_size += raw_size;
+ }
+
+ static void
+ compress_kernel (struct image_target_desc *image_target, char *kernel_img,
+ size_t kernel_size, char **core_img, size_t *core_size)
+ {
+ if (image_target->flags & PLATFORM_FLAGS_LZMA)
+ {
+ compress_kernel_lzma (kernel_img, kernel_size, core_img,
+ core_size, image_target->raw_size);
+ return;
+ }
+
+ *core_img = xmalloc (kernel_size);
+ memcpy (*core_img, kernel_img, kernel_size);
+ *core_size = kernel_size;
+ }
+
+ struct fixup_block_list
+ {
+ struct fixup_block_list *next;
+ int state;
+ struct grub_pe32_fixup_block b;
+ };
+
+ #define MKIMAGE_ELF32 1
+ #include "grub-mkimagexx.c"
+ #undef MKIMAGE_ELF32
+
+ #define MKIMAGE_ELF64 1
+ #include "grub-mkimagexx.c"
+ #undef MKIMAGE_ELF64
+
+ static void
+ generate_image (const char *dir, char *prefix, FILE *out, char *mods[],
+ char *memdisk_path, char *font_path, char *config_path,
+ struct image_target_desc *image_target, int note)
+ {
+ char *kernel_img, *core_img;
+ size_t kernel_size, total_module_size, core_size, exec_size;
+ size_t memdisk_size = 0, font_size = 0, config_size = 0, config_size_pure = 0;
+ char *kernel_path;
+ size_t offset;
+ struct grub_util_path_list *path_list, *p, *next;
+ grub_size_t bss_size;
+ grub_uint64_t start_address;
+ void *rel_section;
+ grub_size_t reloc_size, align;
+ path_list = grub_util_resolve_dependencies (dir, "moddep.lst", mods);
+
+ kernel_path = grub_util_get_path (dir, "kernel.img");
+
+ if (image_target->voidp_sizeof == 8)
+ total_module_size = sizeof (struct grub_module_info64);
+ else
+ total_module_size = sizeof (struct grub_module_info32);
+
+ if (memdisk_path)
+ {
+ memdisk_size = ALIGN_UP(grub_util_get_image_size (memdisk_path), 512);
+ grub_util_info ("the size of memory disk is 0x%x", memdisk_size);
+ total_module_size += memdisk_size + sizeof (struct grub_module_header);
+ }
+
+ if (font_path)
+ {
+ font_size = ALIGN_ADDR (grub_util_get_image_size (font_path));
+ total_module_size += font_size + sizeof (struct grub_module_header);
+ }
+
+ if (config_path)
+ {
+ config_size_pure = grub_util_get_image_size (config_path) + 1;
+ config_size = ALIGN_ADDR (config_size_pure);
+ grub_util_info ("the size of config file is 0x%x", config_size);
+ total_module_size += config_size + sizeof (struct grub_module_header);
+ }
+
+ for (p = path_list; p; p = p->next)
+ total_module_size += (ALIGN_ADDR (grub_util_get_image_size (p->name))
+ + sizeof (struct grub_module_header));
+
+ grub_util_info ("the total module size is 0x%x", total_module_size);
+
+ if (image_target->voidp_sizeof == 4)
+ kernel_img = load_image32 (kernel_path, &exec_size, &kernel_size, &bss_size,
+ total_module_size, &start_address, &rel_section,
+ &reloc_size, &align, image_target);
+ else
+ kernel_img = load_image64 (kernel_path, &exec_size, &kernel_size, &bss_size,
+ total_module_size, &start_address, &rel_section,
+ &reloc_size, &align, image_target);
+
+ if (image_target->prefix + strlen (prefix) + 1 > image_target->data_end)
+ grub_util_error (_("prefix is too long"));
+ strcpy (kernel_img + image_target->prefix, prefix);
+
+ if (image_target->voidp_sizeof == 8)
+ {
+ /* Fill in the grub_module_info structure. */
+ struct grub_module_info64 *modinfo;
+ modinfo = (struct grub_module_info64 *) (kernel_img + kernel_size);
+ memset (modinfo, 0, sizeof (struct grub_module_info64));
+ modinfo->magic = grub_host_to_target32 (GRUB_MODULE_MAGIC);
+ modinfo->offset = grub_host_to_target_addr (sizeof (struct grub_module_info64));
+ modinfo->size = grub_host_to_target_addr (total_module_size);
+ offset = kernel_size + sizeof (struct grub_module_info64);
+ }
+ else
+ {
+ /* Fill in the grub_module_info structure. */
+ struct grub_module_info32 *modinfo;
+ modinfo = (struct grub_module_info32 *) (kernel_img + kernel_size);
+ memset (modinfo, 0, sizeof (struct grub_module_info32));
+ modinfo->magic = grub_host_to_target32 (GRUB_MODULE_MAGIC);
+ modinfo->offset = grub_host_to_target_addr (sizeof (struct grub_module_info32));
+ modinfo->size = grub_host_to_target_addr (total_module_size);
+ offset = kernel_size + sizeof (struct grub_module_info32);
+ }
+
+ for (p = path_list; p; p = p->next)
+ {
+ struct grub_module_header *header;
+ size_t mod_size, orig_size;
+
+ orig_size = grub_util_get_image_size (p->name);
+ mod_size = ALIGN_ADDR (orig_size);
+
+ header = (struct grub_module_header *) (kernel_img + offset);
+ memset (header, 0, sizeof (struct grub_module_header));
+ header->type = grub_host_to_target32 (OBJ_TYPE_ELF);
+ header->size = grub_host_to_target32 (mod_size + sizeof (*header));
+ offset += sizeof (*header);
+ memset (kernel_img + offset + orig_size, 0, mod_size - orig_size);
+
+ grub_util_load_image (p->name, kernel_img + offset);
+ offset += mod_size;
+ }
+
+ if (memdisk_path)
+ {
+ struct grub_module_header *header;
+
+ header = (struct grub_module_header *) (kernel_img + offset);
+ memset (header, 0, sizeof (struct grub_module_header));
+ header->type = grub_host_to_target32 (OBJ_TYPE_MEMDISK);
+ header->size = grub_host_to_target32 (memdisk_size + sizeof (*header));
+ offset += sizeof (*header);
+
+ grub_util_load_image (memdisk_path, kernel_img + offset);
+ offset += memdisk_size;
+ }
+
+ if (font_path)
+ {
+ struct grub_module_header *header;
+
+ header = (struct grub_module_header *) (kernel_img + offset);
+ memset (header, 0, sizeof (struct grub_module_header));
+ header->type = grub_host_to_target32 (OBJ_TYPE_FONT);
+ header->size = grub_host_to_target32 (font_size + sizeof (*header));
+ offset += sizeof (*header);
+
+ grub_util_load_image (font_path, kernel_img + offset);
+ offset += font_size;
+ }
+
+ if (config_path)
+ {
+ struct grub_module_header *header;
+
+ header = (struct grub_module_header *) (kernel_img + offset);
+ memset (header, 0, sizeof (struct grub_module_header));
+ header->type = grub_host_to_target32 (OBJ_TYPE_CONFIG);
+ header->size = grub_host_to_target32 (config_size + sizeof (*header));
+ offset += sizeof (*header);
+
+ grub_util_load_image (config_path, kernel_img + offset);
+ *(kernel_img + offset + config_size_pure - 1) = 0;
+ offset += config_size;
+ }
+
+ grub_util_info ("kernel_img=%p, kernel_size=0x%x", kernel_img, kernel_size);
+ compress_kernel (image_target, kernel_img, kernel_size + total_module_size,
+ &core_img, &core_size);
+
+ grub_util_info ("the core size is 0x%x", core_size);
+
+ if (image_target->total_module_size != TARGET_NO_FIELD)
+ *((grub_uint32_t *) (core_img + image_target->total_module_size))
+ = grub_host_to_target32 (total_module_size);
+ if (image_target->kernel_image_size != TARGET_NO_FIELD)
+ *((grub_uint32_t *) (core_img + image_target->kernel_image_size))
+ = grub_host_to_target32 (kernel_size);
+ if (image_target->compressed_size != TARGET_NO_FIELD)
+ *((grub_uint32_t *) (core_img + image_target->compressed_size))
+ = grub_host_to_target32 (core_size - image_target->raw_size);
+
+ /* If we included a drive in our prefix, let GRUB know it doesn't have to
+ prepend the drive told by BIOS. */
+ if (image_target->install_dos_part != TARGET_NO_FIELD
+ && image_target->install_bsd_part != TARGET_NO_FIELD && prefix[0] == '(')
+ {
+ *((grub_int32_t *) (core_img + image_target->install_dos_part))
+ = grub_host_to_target32 (-2);
+ *((grub_int32_t *) (core_img + image_target->install_bsd_part))
+ = grub_host_to_target32 (-2);
+ }
+
+ switch (image_target->id)
+ {
+ case IMAGE_I386_PC:
+ {
+ unsigned num;
+ char *boot_path, *boot_img;
+ size_t boot_size;
+
+ if (GRUB_KERNEL_I386_PC_LINK_ADDR + core_size > GRUB_MEMORY_I386_PC_UPPER)
+ grub_util_error (_("core image is too big (%p > %p)"),
+ GRUB_KERNEL_I386_PC_LINK_ADDR + core_size,
+ GRUB_MEMORY_I386_PC_UPPER);
+
+ num = ((core_size + GRUB_DISK_SECTOR_SIZE - 1) >> GRUB_DISK_SECTOR_BITS);
+ if (num > 0xffff)
+ grub_util_error (_("the core image is too big"));
+
+ boot_path = grub_util_get_path (dir, "diskboot.img");
+ boot_size = grub_util_get_image_size (boot_path);
+ if (boot_size != GRUB_DISK_SECTOR_SIZE)
+ grub_util_error (_("diskboot.img size must be %u bytes"),
+ GRUB_DISK_SECTOR_SIZE);
+
+ boot_img = grub_util_read_image (boot_path);
+
+ {
+ struct grub_pc_bios_boot_blocklist *block;
+ block = (struct grub_pc_bios_boot_blocklist *) (boot_img
+ + GRUB_DISK_SECTOR_SIZE
+ - sizeof (*block));
+ block->len = grub_host_to_target16 (num);
+
+ /* This is filled elsewhere. Verify it just in case. */
+ assert (block->segment
+ == grub_host_to_target16 (GRUB_BOOT_I386_PC_KERNEL_SEG
+ + (GRUB_DISK_SECTOR_SIZE >> 4)));
+ }
+
+ grub_util_write_image (boot_img, boot_size, out);
+ free (boot_img);
+ free (boot_path);
+ }
+ break;
+ case IMAGE_EFI:
+ {
+ void *pe_img;
+ grub_uint8_t *header;
+ void *sections;
+ size_t pe_size;
+ struct grub_pe32_coff_header *c;
+ struct grub_pe32_section_table *text_section, *data_section;
+ struct grub_pe32_section_table *mods_section, *reloc_section;
+ static const grub_uint8_t stub[] = GRUB_PE32_MSDOS_STUB;
+ int header_size;
+ int reloc_addr;
+
+ if (image_target->voidp_sizeof == 4)
+ header_size = ALIGN_UP (GRUB_PE32_MSDOS_STUB_SIZE
+ + GRUB_PE32_SIGNATURE_SIZE
+ + sizeof (struct grub_pe32_coff_header)
+ + sizeof (struct grub_pe32_optional_header)
+ + 4 * sizeof (struct grub_pe32_section_table),
+ GRUB_PE32_SECTION_ALIGNMENT);
+ else
+ header_size = ALIGN_UP (GRUB_PE32_MSDOS_STUB_SIZE
+ + GRUB_PE32_SIGNATURE_SIZE
+ + sizeof (struct grub_pe32_coff_header)
+ + sizeof (struct grub_pe64_optional_header)
+ + 4 * sizeof (struct grub_pe32_section_table),
+ GRUB_PE32_SECTION_ALIGNMENT);
+
+ reloc_addr = ALIGN_UP (header_size + core_size,
+ image_target->section_align);
+
+ pe_size = ALIGN_UP (reloc_addr + reloc_size,
+ image_target->section_align);
+ pe_img = xmalloc (reloc_addr + reloc_size);
+ memset (pe_img, 0, header_size);
+ memcpy (pe_img + header_size, core_img, core_size);
+ memcpy (pe_img + reloc_addr, rel_section, reloc_size);
+ header = pe_img;
+
+ /* The magic. */
+ memcpy (header, stub, GRUB_PE32_MSDOS_STUB_SIZE);
+ memcpy (header + GRUB_PE32_MSDOS_STUB_SIZE, "PE\0\0",
+ GRUB_PE32_SIGNATURE_SIZE);
+
+ /* The COFF file header. */
+ c = (struct grub_pe32_coff_header *) (header + GRUB_PE32_MSDOS_STUB_SIZE
+ + GRUB_PE32_SIGNATURE_SIZE);
+ if (image_target->voidp_sizeof == 4)
+ c->machine = grub_host_to_target16 (GRUB_PE32_MACHINE_I386);
+ else
+ c->machine = grub_host_to_target16 (GRUB_PE32_MACHINE_X86_64);
+
+ c->num_sections = grub_host_to_target16 (4);
+ c->time = grub_host_to_target32 (time (0));
+ c->characteristics = grub_host_to_target16 (GRUB_PE32_EXECUTABLE_IMAGE
+ | GRUB_PE32_LINE_NUMS_STRIPPED
+ | ((image_target->voidp_sizeof == 4)
+ ? GRUB_PE32_32BIT_MACHINE
+ : 0)
+ | GRUB_PE32_LOCAL_SYMS_STRIPPED
+ | GRUB_PE32_DEBUG_STRIPPED);
+
+ /* The PE Optional header. */
+ if (image_target->voidp_sizeof == 4)
+ {
+ struct grub_pe32_optional_header *o;
+
+ c->optional_header_size = grub_host_to_target16 (sizeof (struct grub_pe32_optional_header));
+
+ o = (struct grub_pe32_optional_header *)
+ (header + GRUB_PE32_MSDOS_STUB_SIZE + GRUB_PE32_SIGNATURE_SIZE
+ + sizeof (struct grub_pe32_coff_header));
+ o->magic = grub_host_to_target16 (GRUB_PE32_PE32_MAGIC);
+ o->code_size = grub_host_to_target32 (exec_size);
+ o->data_size = grub_cpu_to_le32 (reloc_addr - exec_size
+ - header_size);
+ o->bss_size = grub_cpu_to_le32 (bss_size);
+ o->entry_addr = grub_cpu_to_le32 (start_address);
+ o->code_base = grub_cpu_to_le32 (header_size);
+
+ o->data_base = grub_host_to_target32 (header_size + exec_size);
+
+ o->image_base = 0;
+ o->section_alignment = grub_host_to_target32 (image_target->section_align);
+ o->file_alignment = grub_host_to_target32 (image_target->section_align);
+ o->image_size = grub_host_to_target32 (pe_size);
+ o->header_size = grub_host_to_target32 (header_size);
+ o->subsystem = grub_host_to_target16 (GRUB_PE32_SUBSYSTEM_EFI_APPLICATION);
+
+ /* Do these really matter? */
+ o->stack_reserve_size = grub_host_to_target32 (0x10000);
+ o->stack_commit_size = grub_host_to_target32 (0x10000);
+ o->heap_reserve_size = grub_host_to_target32 (0x10000);
+ o->heap_commit_size = grub_host_to_target32 (0x10000);
+
+ o->num_data_directories = grub_host_to_target32 (GRUB_PE32_NUM_DATA_DIRECTORIES);
+
+ o->base_relocation_table.rva = grub_host_to_target32 (reloc_addr);
+ o->base_relocation_table.size = grub_host_to_target32 (reloc_size);
+ sections = o + 1;
+ }
+ else
+ {
+ struct grub_pe64_optional_header *o;
+
+ c->optional_header_size = grub_host_to_target16 (sizeof (struct grub_pe64_optional_header));
+
+ o = (struct grub_pe64_optional_header *)
+ (header + GRUB_PE32_MSDOS_STUB_SIZE + GRUB_PE32_SIGNATURE_SIZE
+ + sizeof (struct grub_pe32_coff_header));
+ o->magic = grub_host_to_target16 (GRUB_PE32_PE64_MAGIC);
+ o->code_size = grub_host_to_target32 (exec_size);
+ o->data_size = grub_cpu_to_le32 (reloc_addr - exec_size
+ - header_size);
+ o->bss_size = grub_cpu_to_le32 (bss_size);
+ o->entry_addr = grub_cpu_to_le32 (start_address);
+ o->code_base = grub_cpu_to_le32 (header_size);
+ o->image_base = 0;
+ o->section_alignment = grub_host_to_target32 (image_target->section_align);
+ o->file_alignment = grub_host_to_target32 (image_target->section_align);
+ o->image_size = grub_host_to_target32 (pe_size);
+ o->header_size = grub_host_to_target32 (header_size);
+ o->subsystem = grub_host_to_target16 (GRUB_PE32_SUBSYSTEM_EFI_APPLICATION);
+
+ /* Do these really matter? */
+ o->stack_reserve_size = grub_host_to_target32 (0x10000);
+ o->stack_commit_size = grub_host_to_target32 (0x10000);
+ o->heap_reserve_size = grub_host_to_target32 (0x10000);
+ o->heap_commit_size = grub_host_to_target32 (0x10000);
+
+ o->num_data_directories
+ = grub_host_to_target32 (GRUB_PE32_NUM_DATA_DIRECTORIES);
+
+ o->base_relocation_table.rva = grub_host_to_target32 (reloc_addr);
+ o->base_relocation_table.size = grub_host_to_target32 (reloc_size);
+ sections = o + 1;
+ }
+ /* The sections. */
+ text_section = sections;
+ strcpy (text_section->name, ".text");
+ text_section->virtual_size = grub_cpu_to_le32 (exec_size);
+ text_section->virtual_address = grub_cpu_to_le32 (header_size);
+ text_section->raw_data_size = grub_cpu_to_le32 (exec_size);
+ text_section->raw_data_offset = grub_cpu_to_le32 (header_size);
+ text_section->characteristics = grub_cpu_to_le32 (GRUB_PE32_SCN_CNT_CODE
+ | GRUB_PE32_SCN_MEM_EXECUTE
+ | GRUB_PE32_SCN_MEM_READ);
+
+ data_section = text_section + 1;
+ strcpy (data_section->name, ".data");
+ data_section->virtual_size = grub_cpu_to_le32 (kernel_size - exec_size);
+ data_section->virtual_address = grub_cpu_to_le32 (header_size + exec_size);
+ data_section->raw_data_size = grub_cpu_to_le32 (kernel_size - exec_size);
+ data_section->raw_data_offset = grub_cpu_to_le32 (header_size + exec_size);
+ data_section->characteristics
+ = grub_cpu_to_le32 (GRUB_PE32_SCN_CNT_INITIALIZED_DATA
+ | GRUB_PE32_SCN_MEM_READ
+ | GRUB_PE32_SCN_MEM_WRITE);
+
+ #if 0
+ bss_section = data_section + 1;
+ strcpy (bss_section->name, ".bss");
+ bss_section->virtual_size = grub_cpu_to_le32 (bss_size);
+ bss_section->virtual_address = grub_cpu_to_le32 (header_size + kernel_size);
+ bss_section->raw_data_size = 0;
+ bss_section->raw_data_offset = 0;
+ bss_section->characteristics
+ = grub_cpu_to_le32 (GRUB_PE32_SCN_MEM_READ
+ | GRUB_PE32_SCN_MEM_WRITE
+ | GRUB_PE32_SCN_ALIGN_64BYTES
+ | GRUB_PE32_SCN_CNT_INITIALIZED_DATA
+ | 0x80);
+ #endif
+
+ mods_section = data_section + 1;
+ strcpy (mods_section->name, "mods");
+ mods_section->virtual_size = grub_cpu_to_le32 (reloc_addr - kernel_size - header_size);
+ mods_section->virtual_address = grub_cpu_to_le32 (header_size + kernel_size + bss_size);
+ mods_section->raw_data_size = grub_cpu_to_le32 (reloc_addr - kernel_size - header_size);
+ mods_section->raw_data_offset = grub_cpu_to_le32 (header_size + kernel_size);
+ mods_section->characteristics
+ = grub_cpu_to_le32 (GRUB_PE32_SCN_CNT_INITIALIZED_DATA
+ | GRUB_PE32_SCN_MEM_READ
+ | GRUB_PE32_SCN_MEM_WRITE);
+
+ reloc_section = mods_section + 1;
+ strcpy (reloc_section->name, ".reloc");
+ reloc_section->virtual_size = grub_cpu_to_le32 (reloc_size);
+ reloc_section->virtual_address = grub_cpu_to_le32 (reloc_addr + bss_size);
+ reloc_section->raw_data_size = grub_cpu_to_le32 (reloc_size);
+ reloc_section->raw_data_offset = grub_cpu_to_le32 (reloc_addr);
+ reloc_section->characteristics
+ = grub_cpu_to_le32 (GRUB_PE32_SCN_CNT_INITIALIZED_DATA
+ | GRUB_PE32_SCN_MEM_DISCARDABLE
+ | GRUB_PE32_SCN_MEM_READ);
+ free (core_img);
+ core_img = pe_img;
+ core_size = pe_size;
+ }
+ break;
+ case IMAGE_QEMU:
+ {
+ char *rom_img;
+ size_t rom_size;
+ char *boot_path, *boot_img;
+ size_t boot_size;
+
+ boot_path = grub_util_get_path (dir, "boot.img");
+ boot_size = grub_util_get_image_size (boot_path);
+ boot_img = grub_util_read_image (boot_path);
+
+ /* Rom sizes must be 64k-aligned. */
+ rom_size = ALIGN_UP (core_size + boot_size, 64 * 1024);
+
+ rom_img = xmalloc (rom_size);
+ memset (rom_img, 0, rom_size);
+
+ *((grub_int32_t *) (core_img + GRUB_KERNEL_I386_QEMU_CORE_ENTRY_ADDR))
+ = grub_host_to_target32 ((grub_uint32_t) -rom_size);
+
+ memcpy (rom_img, core_img, core_size);
+
+ *((grub_int32_t *) (boot_img + GRUB_BOOT_I386_QEMU_CORE_ENTRY_ADDR))
+ = grub_host_to_target32 ((grub_uint32_t) -rom_size);
+
+ memcpy (rom_img + rom_size - boot_size, boot_img, boot_size);
+
+ free (core_img);
+ core_img = rom_img;
+ core_size = rom_size;
+
+ free (boot_img);
+ free (boot_path);
+ }
+ break;
+ case IMAGE_SPARC64_AOUT:
+ {
+ void *aout_img;
+ size_t aout_size;
+ struct grub_aout32_header *aout_head;
+
+ aout_size = core_size + sizeof (*aout_head);
+ aout_img = xmalloc (aout_size);
+ aout_head = aout_img;
+ aout_head->a_midmag = grub_host_to_target32 ((AOUT_MID_SUN << 16)
+ | AOUT32_OMAGIC);
+ aout_head->a_text = grub_host_to_target32 (core_size);
+ aout_head->a_entry
+ = grub_host_to_target32 (GRUB_BOOT_SPARC64_IEEE1275_IMAGE_ADDRESS);
+ memcpy (aout_img + sizeof (*aout_head), core_img, core_size);
+
+ free (core_img);
+ core_img = aout_img;
+ core_size = aout_size;
+ }
+ break;
+ case IMAGE_SPARC64_RAW:
+ {
+ unsigned int num;
+ char *boot_path, *boot_img;
+ size_t boot_size;
+
+ num = ((core_size + GRUB_DISK_SECTOR_SIZE - 1) >> GRUB_DISK_SECTOR_BITS);
+ num <<= GRUB_DISK_SECTOR_BITS;
+
+ boot_path = grub_util_get_path (dir, "diskboot.img");
+ boot_size = grub_util_get_image_size (boot_path);
+ if (boot_size != GRUB_DISK_SECTOR_SIZE)
+ grub_util_error ("diskboot.img is not one sector size");
+
+ boot_img = grub_util_read_image (boot_path);
+
+ *((grub_uint32_t *) (boot_img + GRUB_DISK_SECTOR_SIZE
+ - GRUB_BOOT_SPARC64_IEEE1275_LIST_SIZE + 8))
+ = grub_host_to_target32 (num);
+
+ grub_util_write_image (boot_img, boot_size, out);
+ free (boot_img);
+ free (boot_path);
+ }
+ break;
++ case IMAGE_YEELOONG_FLASH:
++ {
++ char *rom_img;
++ size_t rom_size;
++ char *boot_path, *boot_img;
++ size_t boot_size;
++
++ boot_path = grub_util_get_path (dir, "fwstart.img");
++ boot_size = grub_util_get_image_size (boot_path);
++ boot_img = grub_util_read_image (boot_path);
++
++ rom_size = core_size + boot_size;
++
++ rom_img = xmalloc (rom_size);
++ memset (rom_img, 0, rom_size);
++
++ memcpy (rom_img, boot_img, boot_size);
++
++ memcpy (rom_img + boot_size, core_img, core_size);
++
++ free (core_img);
++ core_img = rom_img;
++ core_size = rom_size;
++ }
++ break;
+ case IMAGE_YEELOONG_ELF:
+ case IMAGE_PPC:
+ case IMAGE_COREBOOT:
+ case IMAGE_I386_IEEE1275:
+ {
+ char *elf_img;
+ size_t program_size;
+ Elf32_Ehdr *ehdr;
+ Elf32_Phdr *phdr;
+ grub_uint32_t target_addr;
+ int header_size, footer_size = 0;
+ int phnum = 1;
+
+ if (image_target->id != IMAGE_YEELOONG_ELF)
+ phnum += 2;
+
+ if (note)
+ {
+ phnum++;
+ footer_size += sizeof (struct grub_ieee1275_note);
+ }
+ header_size = ALIGN_ADDR (sizeof (*ehdr) + phnum * sizeof (*phdr));
+
+ program_size = ALIGN_ADDR (core_size);
+
+ elf_img = xmalloc (program_size + header_size + footer_size);
+ memset (elf_img, 0, program_size + header_size);
+ memcpy (elf_img + header_size, core_img, core_size);
+ ehdr = (void *) elf_img;
+ phdr = (void *) (elf_img + sizeof (*ehdr));
+ memcpy (ehdr->e_ident, ELFMAG, SELFMAG);
+ ehdr->e_ident[EI_CLASS] = ELFCLASS32;
+ if (!image_target->bigendian)
+ ehdr->e_ident[EI_DATA] = ELFDATA2LSB;
+ else
+ ehdr->e_ident[EI_DATA] = ELFDATA2MSB;
+ ehdr->e_ident[EI_VERSION] = EV_CURRENT;
+ ehdr->e_ident[EI_OSABI] = ELFOSABI_NONE;
+ ehdr->e_type = grub_host_to_target16 (ET_EXEC);
+ ehdr->e_machine = grub_host_to_target16 (image_target->elf_target);
+ ehdr->e_version = grub_host_to_target32 (EV_CURRENT);
+
+ ehdr->e_phoff = grub_host_to_target32 ((char *) phdr - (char *) ehdr);
+ ehdr->e_phentsize = grub_host_to_target16 (sizeof (*phdr));
+ ehdr->e_phnum = grub_host_to_target16 (phnum);
+
+ /* No section headers. */
+ ehdr->e_shoff = grub_host_to_target32 (0);
+ if (image_target->id == IMAGE_YEELOONG_ELF)
+ ehdr->e_shentsize = grub_host_to_target16 (0);
+ else
+ ehdr->e_shentsize = grub_host_to_target16 (sizeof (Elf32_Shdr));
+ ehdr->e_shnum = grub_host_to_target16 (0);
+ ehdr->e_shstrndx = grub_host_to_target16 (0);
+
+ ehdr->e_ehsize = grub_host_to_target16 (sizeof (*ehdr));
+
+ phdr->p_type = grub_host_to_target32 (PT_LOAD);
+ phdr->p_offset = grub_host_to_target32 (header_size);
+ phdr->p_flags = grub_host_to_target32 (PF_R | PF_W | PF_X);
+
+ if (image_target->id == IMAGE_YEELOONG_ELF)
+ target_addr = ALIGN_UP (image_target->link_addr
+ + kernel_size + total_module_size, 32);
+ else
+ target_addr = image_target->link_addr;
+ ehdr->e_entry = grub_host_to_target32 (target_addr);
+ phdr->p_vaddr = grub_host_to_target32 (target_addr);
+ phdr->p_paddr = grub_host_to_target32 (target_addr);
+ phdr->p_align = grub_host_to_target32 (align > image_target->link_align ? align : image_target->link_align);
+ if (image_target->id == IMAGE_YEELOONG_ELF)
+ ehdr->e_flags = grub_host_to_target32 (0x1000 | EF_MIPS_NOREORDER
+ | EF_MIPS_PIC | EF_MIPS_CPIC);
+ else
+ ehdr->e_flags = 0;
+ if (image_target->id == IMAGE_YEELOONG_ELF)
+ {
+ phdr->p_filesz = grub_host_to_target32 (core_size);
+ phdr->p_memsz = grub_host_to_target32 (core_size);
+ }
+ else
+ {
+ grub_uint32_t target_addr_mods;
+ phdr->p_filesz = grub_host_to_target32 (kernel_size);
+ phdr->p_memsz = grub_host_to_target32 (kernel_size + bss_size);
+
+ phdr++;
+ phdr->p_type = grub_host_to_target32 (PT_GNU_STACK);
+ phdr->p_offset = grub_host_to_target32 (header_size + kernel_size);
+ phdr->p_paddr = phdr->p_vaddr = phdr->p_filesz = phdr->p_memsz = 0;
+ phdr->p_flags = grub_host_to_target32 (PF_R | PF_W | PF_X);
+ phdr->p_align = grub_host_to_target32 (image_target->link_align);
+
+ phdr++;
+ phdr->p_type = grub_host_to_target32 (PT_LOAD);
+ phdr->p_offset = grub_host_to_target32 (header_size + kernel_size);
+ phdr->p_flags = grub_host_to_target32 (PF_R | PF_W | PF_X);
+ phdr->p_filesz = phdr->p_memsz
+ = grub_host_to_target32 (core_size - kernel_size);
+
+ target_addr_mods = ALIGN_UP (target_addr + kernel_size + bss_size
+ + image_target->mod_gap,
+ image_target->mod_align);
+ phdr->p_vaddr = grub_host_to_target32 (target_addr_mods);
+ phdr->p_paddr = grub_host_to_target32 (target_addr_mods);
+ phdr->p_align = grub_host_to_target32 (image_target->link_align);
+ }
+
+ if (note)
+ {
+ int note_size = sizeof (struct grub_ieee1275_note);
+ struct grub_ieee1275_note *note = (struct grub_ieee1275_note *)
+ (elf_img + program_size + header_size);
+
+ grub_util_info ("adding CHRP NOTE segment");
+
+ note->header.namesz = grub_host_to_target32 (sizeof (GRUB_IEEE1275_NOTE_NAME));
+ note->header.descsz = grub_host_to_target32 (note_size);
+ note->header.type = grub_host_to_target32 (GRUB_IEEE1275_NOTE_TYPE);
+ strcpy (note->header.name, GRUB_IEEE1275_NOTE_NAME);
+ note->descriptor.real_mode = grub_host_to_target32 (0xffffffff);
+ note->descriptor.real_base = grub_host_to_target32 (0x00c00000);
+ note->descriptor.real_size = grub_host_to_target32 (0xffffffff);
+ note->descriptor.virt_base = grub_host_to_target32 (0xffffffff);
+ note->descriptor.virt_size = grub_host_to_target32 (0xffffffff);
+ note->descriptor.load_base = grub_host_to_target32 (0x00004000);
+
+ phdr++;
+ phdr->p_type = grub_host_to_target32 (PT_NOTE);
+ phdr->p_flags = grub_host_to_target32 (PF_R);
+ phdr->p_align = grub_host_to_target32 (image_target->voidp_sizeof);
+ phdr->p_vaddr = 0;
+ phdr->p_paddr = 0;
+ phdr->p_filesz = grub_host_to_target32 (note_size);
+ phdr->p_memsz = 0;
+ phdr->p_offset = grub_host_to_target32 (header_size + program_size);
+ }
+
+ free (core_img);
+ core_img = elf_img;
+ core_size = program_size + header_size + footer_size;
+ }
+ break;
+ }
+
+ grub_util_write_image (core_img, core_size, out);
+ free (kernel_img);
+ free (core_img);
+ free (kernel_path);
+
+ while (path_list)
+ {
+ next = path_list->next;
+ free ((void *) path_list->name);
+ free (path_list);
+ path_list = next;
+ }
+ }
+
+ \f
+
+ static struct option options[] =
+ {
+ {"directory", required_argument, 0, 'd'},
+ {"prefix", required_argument, 0, 'p'},
+ {"memdisk", required_argument, 0, 'm'},
+ {"font", required_argument, 0, 'f'},
+ {"config", required_argument, 0, 'c'},
+ {"output", required_argument, 0, 'o'},
+ {"note", no_argument, 0, 'n'},
+ {"format", required_argument, 0, 'O'},
+ {"help", no_argument, 0, 'h'},
+ {"version", no_argument, 0, 'V'},
+ {"verbose", no_argument, 0, 'v'},
+ {0, 0, 0, 0}
+ };
+
+ static void
+ usage (int status)
+ {
+ if (status)
+ fprintf (stderr, _("Try `%s --help' for more information.\n"), program_name);
+ else
+ {
+ int format_len = 0;
+ char *formats;
+ char *ptr;
+ unsigned i;
+ for (i = 0; i < ARRAY_SIZE (image_targets); i++)
+ format_len += strlen (image_targets[i].name) + 2;
+ ptr = formats = xmalloc (format_len);
+ for (i = 0; i < ARRAY_SIZE (image_targets); i++)
+ {
+ strcpy (ptr, image_targets[i].name);
+ ptr += strlen (image_targets[i].name);
+ *ptr++ = ',';
+ *ptr++ = ' ';
+ }
+ ptr[-2] = 0;
+
+ printf (_("\
+ Usage: %s [OPTION]... [MODULES]\n\
+ \n\
+ Make a bootable image of GRUB.\n\
+ \n\
+ -d, --directory=DIR use images and modules under DIR [default=%s/@platform@]\n\
+ -p, --prefix=DIR set grub_prefix directory [default=%s]\n\
+ -m, --memdisk=FILE embed FILE as a memdisk image\n\
+ -f, --font=FILE embed FILE as a boot font\n\
+ -c, --config=FILE embed FILE as boot config\n\
+ -n, --note add NOTE segment for CHRP Open Firmware\n\
+ -o, --output=FILE output a generated image to FILE [default=stdout]\n\
+ -O, --format=FORMAT generate an image in format\n\
+ available formats: %s\n\
+ -h, --help display this message and exit\n\
+ -V, --version print version information and exit\n\
+ -v, --verbose print verbose messages\n\
+ \n\
+ Report bugs to <%s>.\n\
+ "),
+ program_name, GRUB_PKGLIBROOTDIR, DEFAULT_DIRECTORY,
+ formats,
+ PACKAGE_BUGREPORT);
+ free (formats);
+ }
+ exit (status);
+ }
+
+ int
+ main (int argc, char *argv[])
+ {
+ char *output = NULL;
+ char *dir = NULL;
+ char *prefix = NULL;
+ char *memdisk = NULL;
+ char *font = NULL;
+ char *config = NULL;
+ FILE *fp = stdout;
+ int note = 0;
+ struct image_target_desc *image_target = NULL;
+
+ set_program_name (argv[0]);
+
+ grub_util_init_nls ();
+
+ while (1)
+ {
+ int c = getopt_long (argc, argv, "d:p:m:c:o:O:f:hVvn", options, 0);
+
+ if (c == -1)
+ break;
+ else
+ switch (c)
+ {
+ case 'o':
+ if (output)
+ free (output);
+
+ output = xstrdup (optarg);
+ break;
+
+ case 'O':
+ {
+ unsigned i;
+ for (i = 0; i < ARRAY_SIZE (image_targets); i++)
+ if (strcmp (optarg, image_targets[i].name) == 0)
+ image_target = &image_targets[i];
+ if (!image_target)
+ {
+ printf ("unknown target %s\n", optarg);
+ usage (1);
+ }
+ break;
+ }
+ case 'd':
+ if (dir)
+ free (dir);
+
+ dir = xstrdup (optarg);
+ break;
+
+ case 'n':
+ note = 1;
+ break;
+
+ case 'm':
+ if (memdisk)
+ free (memdisk);
+
+ memdisk = xstrdup (optarg);
+
+ if (prefix)
+ free (prefix);
+
+ prefix = xstrdup ("(memdisk)/boot/grub");
+ break;
+
+ case 'f':
+ if (font)
+ free (font);
+
+ font = xstrdup (optarg);
+ break;
+
+ case 'c':
+ if (config)
+ free (config);
+
+ config = xstrdup (optarg);
+ break;
+
+ case 'h':
+ usage (0);
+ break;
+
+ case 'p':
+ if (prefix)
+ free (prefix);
+
+ prefix = xstrdup (optarg);
+ break;
+
+ case 'V':
+ printf ("grub-mkimage (%s) %s\n", PACKAGE_NAME, PACKAGE_VERSION);
+ return 0;
+
+ case 'v':
+ verbosity++;
+ break;
+
+ default:
+ usage (1);
+ break;
+ }
+ }
+
+ if (!image_target)
+ {
+ printf ("Target not specified.\n");
+ usage (1);
+ }
+
+ if (output)
+ {
+ fp = fopen (output, "wb");
+ if (! fp)
+ grub_util_error (_("cannot open %s"), output);
+ free (output);
+ }
+
+ if (!dir)
+ {
+ const char *last;
+ last = strchr (image_target->name, '-');
+ if (last)
+ last = strchr (last + 1, '-');
+ if (!last)
+ last = image_target->name + strlen (image_target->name);
+ dir = xmalloc (sizeof (GRUB_PKGLIBROOTDIR) + (last - image_target->name)
+ + 1);
+ memcpy (dir, GRUB_PKGLIBROOTDIR, sizeof (GRUB_PKGLIBROOTDIR) - 1);
+ *(dir + sizeof (GRUB_PKGLIBROOTDIR) - 1) = '/';
+ memcpy (dir + sizeof (GRUB_PKGLIBROOTDIR), image_target->name,
+ last - image_target->name);
+ *(dir + sizeof (GRUB_PKGLIBROOTDIR) + (last - image_target->name)) = 0;
+ }
+
+ generate_image (dir, prefix ? : DEFAULT_DIRECTORY, fp,
+ argv + optind, memdisk, font, config,
+ image_target, note);
+
+ fclose (fp);
+
+ if (dir)
+ free (dir);
+
+ return 0;
+ }
projects / grub.git / commitdiff