156 lines
6.1 KiB
Diff
156 lines
6.1 KiB
Diff
From 49d00849ee5577b151e079524152f9219358588a Mon Sep 17 00:00:00 2001
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From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
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Date: Sun, 14 Apr 2013 19:01:23 +0200
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Subject: [PATCH 309/482] * grub-core/loader/i386/linux.c: Remove
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useless leftover pointer.
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---
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ChangeLog | 4 +++
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grub-core/loader/i386/linux.c | 64 +++++++++++++++++++++----------------------
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2 files changed, 35 insertions(+), 33 deletions(-)
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diff --git a/ChangeLog b/ChangeLog
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index fc3dd51..1372be8 100644
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--- a/ChangeLog
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+++ b/ChangeLog
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@@ -1,5 +1,9 @@
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2013-04-14 Vladimir Serbinenko <phcoder@gmail.com>
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+ * grub-core/loader/i386/linux.c: Remove useless leftover pointer.
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+
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+2013-04-14 Vladimir Serbinenko <phcoder@gmail.com>
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+
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Move GRUB out of system area when using xorriso 1.2.9 or later.
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2013-04-14 Vladimir Serbinenko <phcoder@gmail.com>
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diff --git a/grub-core/loader/i386/linux.c b/grub-core/loader/i386/linux.c
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index bdfe19a..5cd074b 100644
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--- a/grub-core/loader/i386/linux.c
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+++ b/grub-core/loader/i386/linux.c
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@@ -688,7 +688,6 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
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{
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grub_file_t file = 0;
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struct linux_kernel_header lh;
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- struct linux_kernel_params *params;
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grub_uint8_t setup_sects;
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grub_size_t real_size, prot_size, prot_file_size;
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grub_ssize_t len;
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@@ -808,16 +807,15 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
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preferred_address))
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goto fail;
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- params = (struct linux_kernel_params *) &linux_params;
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- grub_memset (params, 0, sizeof (*params));
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- grub_memcpy (¶ms->setup_sects, &lh.setup_sects, sizeof (lh) - 0x1F1);
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+ grub_memset (&linux_params, 0, sizeof (linux_params));
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+ grub_memcpy (&linux_params.setup_sects, &lh.setup_sects, sizeof (lh) - 0x1F1);
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- params->code32_start = prot_mode_target + lh.code32_start - GRUB_LINUX_BZIMAGE_ADDR;
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- params->kernel_alignment = (1 << align);
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- params->ps_mouse = params->padding10 = 0;
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+ linux_params.code32_start = prot_mode_target + lh.code32_start - GRUB_LINUX_BZIMAGE_ADDR;
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+ linux_params.kernel_alignment = (1 << align);
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+ linux_params.ps_mouse = linux_params.padding10 = 0;
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- len = sizeof (*params) - sizeof (lh);
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- if (grub_file_read (file, (char *) params + sizeof (lh), len) != len)
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+ len = sizeof (linux_params) - sizeof (lh);
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+ if (grub_file_read (file, (char *) &linux_params + sizeof (lh), len) != len)
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{
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if (!grub_errno)
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grub_error (GRUB_ERR_BAD_OS, N_("premature end of file %s"),
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@@ -825,58 +823,58 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
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goto fail;
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}
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- params->type_of_loader = GRUB_LINUX_BOOT_LOADER_TYPE;
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+ linux_params.type_of_loader = GRUB_LINUX_BOOT_LOADER_TYPE;
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/* These two are used (instead of cmd_line_ptr) by older versions of Linux,
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and otherwise ignored. */
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- params->cl_magic = GRUB_LINUX_CL_MAGIC;
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- params->cl_offset = 0x1000;
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+ linux_params.cl_magic = GRUB_LINUX_CL_MAGIC;
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+ linux_params.cl_offset = 0x1000;
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- params->ramdisk_image = 0;
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- params->ramdisk_size = 0;
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+ linux_params.ramdisk_image = 0;
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+ linux_params.ramdisk_size = 0;
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- params->heap_end_ptr = GRUB_LINUX_HEAP_END_OFFSET;
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- params->loadflags |= GRUB_LINUX_FLAG_CAN_USE_HEAP;
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+ linux_params.heap_end_ptr = GRUB_LINUX_HEAP_END_OFFSET;
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+ linux_params.loadflags |= GRUB_LINUX_FLAG_CAN_USE_HEAP;
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/* These are not needed to be precise, because Linux uses these values
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only to raise an error when the decompression code cannot find good
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space. */
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- params->ext_mem = ((32 * 0x100000) >> 10);
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- params->alt_mem = ((32 * 0x100000) >> 10);
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+ linux_params.ext_mem = ((32 * 0x100000) >> 10);
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+ linux_params.alt_mem = ((32 * 0x100000) >> 10);
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/* Ignored by Linux. */
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- params->video_page = 0;
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+ linux_params.video_page = 0;
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/* Only used when `video_mode == 0x7', otherwise ignored. */
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- params->video_ega_bx = 0;
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+ linux_params.video_ega_bx = 0;
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- params->font_size = 16; /* XXX */
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+ linux_params.font_size = 16; /* XXX */
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#ifdef GRUB_MACHINE_EFI
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#ifdef __x86_64__
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- if (grub_le_to_cpu16 (params->version) < 0x0208 &&
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+ if (grub_le_to_cpu16 (linux_params.version) < 0x0208 &&
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((grub_addr_t) grub_efi_system_table >> 32) != 0)
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return grub_error(GRUB_ERR_BAD_OS,
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"kernel does not support 64-bit addressing");
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#endif
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- if (grub_le_to_cpu16 (params->version) >= 0x0208)
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+ if (grub_le_to_cpu16 (linux_params.version) >= 0x0208)
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{
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- params->v0208.efi_signature = GRUB_LINUX_EFI_SIGNATURE;
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- params->v0208.efi_system_table = (grub_uint32_t) (unsigned long) grub_efi_system_table;
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+ linux_params.v0208.efi_signature = GRUB_LINUX_EFI_SIGNATURE;
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+ linux_params.v0208.efi_system_table = (grub_uint32_t) (unsigned long) grub_efi_system_table;
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#ifdef __x86_64__
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- params->v0208.efi_system_table_hi = (grub_uint32_t) ((grub_uint64_t) grub_efi_system_table >> 32);
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+ linux_params.v0208.efi_system_table_hi = (grub_uint32_t) ((grub_uint64_t) grub_efi_system_table >> 32);
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#endif
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}
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- else if (grub_le_to_cpu16 (params->version) >= 0x0206)
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+ else if (grub_le_to_cpu16 (linux_params.version) >= 0x0206)
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{
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- params->v0206.efi_signature = GRUB_LINUX_EFI_SIGNATURE;
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- params->v0206.efi_system_table = (grub_uint32_t) (unsigned long) grub_efi_system_table;
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+ linux_params.v0206.efi_signature = GRUB_LINUX_EFI_SIGNATURE;
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+ linux_params.v0206.efi_system_table = (grub_uint32_t) (unsigned long) grub_efi_system_table;
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}
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- else if (grub_le_to_cpu16 (params->version) >= 0x0204)
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+ else if (grub_le_to_cpu16 (linux_params.version) >= 0x0204)
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{
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- params->v0204.efi_signature = GRUB_LINUX_EFI_SIGNATURE_0204;
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- params->v0204.efi_system_table = (grub_uint32_t) (unsigned long) grub_efi_system_table;
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+ linux_params.v0204.efi_signature = GRUB_LINUX_EFI_SIGNATURE_0204;
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+ linux_params.v0204.efi_system_table = (grub_uint32_t) (unsigned long) grub_efi_system_table;
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}
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#endif
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@@ -1012,7 +1010,7 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
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}
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else if (grub_memcmp (argv[i], "quiet", sizeof ("quiet") - 1) == 0)
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{
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- params->loadflags |= GRUB_LINUX_FLAG_QUIET;
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+ linux_params.loadflags |= GRUB_LINUX_FLAG_QUIET;
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}
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/* Create kernel command line. */
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--
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1.8.2.1
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