5e72956199
This reverts commit 93004a8494,
because it broke Rawhide. It also tries to fixes BLS ostree
detection to work in chroots (e.g. during installation) by also
checking for /ostree/repo.
134 lines
4.9 KiB
Diff
134 lines
4.9 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Peter Jones <pjones@redhat.com>
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Date: Thu, 13 Sep 2018 14:42:34 -0400
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Subject: [PATCH] x86-efi: Re-arrange grub_cmd_linux() a little bit.
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This just helps the next patch be easier to read.
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Signed-off-by: Peter Jones <pjones@redhat.com>
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---
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grub-core/loader/i386/efi/linux.c | 75 +++++++++++++++++++++------------------
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1 file changed, 41 insertions(+), 34 deletions(-)
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diff --git a/grub-core/loader/i386/efi/linux.c b/grub-core/loader/i386/efi/linux.c
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index 2f0336809e7..5f48fa55619 100644
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--- a/grub-core/loader/i386/efi/linux.c
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+++ b/grub-core/loader/i386/efi/linux.c
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@@ -243,32 +243,9 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
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goto fail;
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}
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- params = grub_efi_allocate_pages_max (GRUB_EFI_MAX_ALLOCATION_ADDRESS,
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- BYTES_TO_PAGES(sizeof(*params)));
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- if (!params)
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- params = grub_efi_allocate_pages_max (GRUB_EFI_MAX_USABLE_ADDRESS,
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- BYTES_TO_PAGES(sizeof(*params)));
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- if (! params)
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- {
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- grub_error (GRUB_ERR_OUT_OF_MEMORY, "cannot allocate kernel parameters");
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- goto fail;
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- }
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+ lh = (struct linux_i386_kernel_header *)kernel;
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+ grub_dprintf ("linux", "original lh is at %p\n", kernel);
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- grub_dprintf ("linux", "params = %p\n", params);
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-
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- grub_memset (params, 0, sizeof(*params));
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-
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- setup_header_end_offset = *((grub_uint8_t *)kernel + 0x201);
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- grub_dprintf ("linux", "copying %lu bytes from %p to %p\n",
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- MIN((grub_size_t)0x202+setup_header_end_offset,
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- sizeof (*params)) - 0x1f1,
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- (grub_uint8_t *)kernel + 0x1f1,
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- (grub_uint8_t *)params + 0x1f1);
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- grub_memcpy ((grub_uint8_t *)params + 0x1f1,
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- (grub_uint8_t *)kernel + 0x1f1,
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- MIN((grub_size_t)0x202+setup_header_end_offset,sizeof (*params)) - 0x1f1);
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- lh = (struct linux_i386_kernel_header *)params;
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- grub_dprintf ("linux", "lh is at %p\n", lh);
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grub_dprintf ("linux", "checking lh->boot_flag\n");
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if (lh->boot_flag != grub_cpu_to_le16 (0xaa55))
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{
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@@ -316,6 +293,34 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
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}
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#endif
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+ params = grub_efi_allocate_pages_max (GRUB_EFI_MAX_ALLOCATION_ADDRESS,
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+ BYTES_TO_PAGES(sizeof(*params)));
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+ if (!params)
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+ params = grub_efi_allocate_pages_max (GRUB_EFI_MAX_USABLE_ADDRESS,
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+ BYTES_TO_PAGES(sizeof(*params)));
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+ if (! params)
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+ {
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+ grub_error (GRUB_ERR_OUT_OF_MEMORY, "cannot allocate kernel parameters");
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+ goto fail;
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+ }
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+
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+ grub_dprintf ("linux", "params = %p\n", params);
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+
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+ grub_memset (params, 0, sizeof(*params));
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+
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+ setup_header_end_offset = *((grub_uint8_t *)kernel + 0x201);
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+ grub_dprintf ("linux", "copying %lu bytes from %p to %p\n",
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+ MIN((grub_size_t)0x202+setup_header_end_offset,
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+ sizeof (*params)) - 0x1f1,
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+ (grub_uint8_t *)kernel + 0x1f1,
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+ (grub_uint8_t *)params + 0x1f1);
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+ grub_memcpy ((grub_uint8_t *)params + 0x1f1,
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+ (grub_uint8_t *)kernel + 0x1f1,
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+ MIN((grub_size_t)0x202+setup_header_end_offset,sizeof (*params)) - 0x1f1);
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+
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+ lh = (struct linux_i386_kernel_header *)params;
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+ grub_dprintf ("linux", "new lh is at %p\n", lh);
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+
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grub_dprintf ("linux", "setting up cmdline\n");
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linux_cmdline = grub_efi_allocate_pages_max(GRUB_EFI_MAX_ALLOCATION_ADDRESS,
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BYTES_TO_PAGES(lh->cmdline_size + 1));
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@@ -341,8 +346,8 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
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grub_dprintf ("linux", "setting lh->cmd_line_ptr\n");
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lh->cmd_line_ptr = (grub_uint32_t)(grub_addr_t)linux_cmdline;
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- grub_dprintf ("linux", "computing handover offset\n");
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handover_offset = lh->handover_offset;
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+ grub_dprintf("linux", "handover_offset: %08x\n", handover_offset);
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start = (lh->setup_sects + 1) * 512;
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@@ -359,26 +364,28 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
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grub_error (GRUB_ERR_OUT_OF_MEMORY, N_("can't allocate kernel"));
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goto fail;
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}
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-
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- grub_dprintf ("linux", "kernel_mem = %lx\n", (unsigned long) kernel_mem);
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+ grub_dprintf("linux", "kernel_mem = %p\n", kernel_mem);
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grub_loader_set (grub_linuxefi_boot, grub_linuxefi_unload, 0);
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- loaded=1;
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+
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+ loaded = 1;
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+
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grub_dprintf ("linux", "setting lh->code32_start to %p\n", kernel_mem);
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lh->code32_start = (grub_uint32_t)(grub_addr_t) kernel_mem;
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grub_memcpy (kernel_mem, (char *)kernel + start, filelen - start);
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- grub_dprintf ("linux", "setting lh->type_of_loader\n");
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lh->type_of_loader = 0x6;
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+ grub_dprintf ("linux", "setting lh->type_of_loader = 0x%02x\n",
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+ lh->type_of_loader);
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- grub_dprintf ("linux", "setting lh->ext_loader_{type,ver}\n");
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params->ext_loader_type = 0;
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params->ext_loader_ver = 2;
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- grub_dprintf("linux", "kernel_mem: %p handover_offset: %08x\n",
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- kernel_mem, handover_offset);
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+ grub_dprintf ("linux",
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+ "setting lh->ext_loader_{type,ver} = {0x%02x,0x%02x}\n",
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+ params->ext_loader_type, params->ext_loader_ver);
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- fail:
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+fail:
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if (file)
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grub_file_close (file);
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