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grub2/0262-Add-new-defines-GRUB_RSDP_SIGNATURE_SIZE-and-GRUB_RS.patch

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Rebase to upstream snapshot.
2013-06-07 18:03:56 +00:00
From b880c54029696992290b7a0a635343762a4675c9 Mon Sep 17 00:00:00 2001
Rebase to newer upstream (git snapshot)
2013-05-02 20:54:52 +00:00
From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
Date: Fri, 5 Apr 2013 10:56:43 +0200
Rebase to upstream snapshot.
2013-06-07 18:03:56 +00:00
Subject: [PATCH 262/471] Add new defines GRUB_RSDP_SIGNATURE_SIZE and
Rebase to newer upstream (git snapshot)
2013-05-02 20:54:52 +00:00
GRUB_RSDP_SIGNATURE.
---
ChangeLog | 4 ++++
grub-core/commands/acpi.c | 10 +++++-----
grub-core/commands/i386/pc/acpi.c | 8 ++++----
include/grub/acpi.h | 5 ++++-
4 files changed, 17 insertions(+), 10 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index e52e7ee..3431895 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
2013-04-05 Vladimir Serbinenko <phcoder@gmail.com>
+ Add new defines GRUB_RSDP_SIGNATURE_SIZE and GRUB_RSDP_SIGNATURE.
+
+2013-04-05 Vladimir Serbinenko <phcoder@gmail.com>
+
* grub-core/commands/verify.c: Use GRUB_CHAR_BIT.
2013-04-05 Vladimir Serbinenko <phcoder@gmail.com>
diff --git a/grub-core/commands/acpi.c b/grub-core/commands/acpi.c
index 8000873..4ca8cf7 100644
--- a/grub-core/commands/acpi.c
+++ b/grub-core/commands/acpi.c
@@ -217,7 +217,7 @@ grub_acpi_create_ebda (void)
{
grub_dprintf ("acpi", "Scanning EBDA for old rsdpv2\n");
for (; target < targetebda + 0x400 - v2->length; target += 0x10)
- if (grub_memcmp (target, "RSD PTR ", 8) == 0
+ if (grub_memcmp (target, GRUB_RSDP_SIGNATURE, GRUB_RSDP_SIGNATURE_SIZE) == 0
&& grub_byte_checksum (target,
sizeof (struct grub_acpi_rsdp_v10)) == 0
&& ((struct grub_acpi_rsdp_v10 *) target)->revision != 0
@@ -238,7 +238,7 @@ grub_acpi_create_ebda (void)
grub_dprintf ("acpi", "Scanning EBDA for old rsdpv1\n");
for (; target < targetebda + 0x400 - sizeof (struct grub_acpi_rsdp_v10);
target += 0x10)
- if (grub_memcmp (target, "RSD PTR ", 8) == 0
+ if (grub_memcmp (target, GRUB_RSDP_SIGNATURE, GRUB_RSDP_SIGNATURE_SIZE) == 0
&& grub_byte_checksum (target,
sizeof (struct grub_acpi_rsdp_v10)) == 0)
{
@@ -299,7 +299,7 @@ grub_acpi_create_ebda (void)
for (target = targetebda;
target < targetebda + 0x400 - sizeof (struct grub_acpi_rsdp_v10);
target += 0x10)
- if (grub_memcmp (target, "RSD PTR ", 8) == 0
+ if (grub_memcmp (target, GRUB_RSDP_SIGNATURE, GRUB_RSDP_SIGNATURE_SIZE) == 0
&& grub_byte_checksum (target,
sizeof (struct grub_acpi_rsdp_v10)) == 0
&& target != v1inebda && target != v2inebda)
@@ -394,7 +394,7 @@ setv1table (void)
/* Create RSDP. */
rsdpv1_new = (struct grub_acpi_rsdp_v10 *) playground_ptr;
playground_ptr += sizeof (struct grub_acpi_rsdp_v10);
- grub_memcpy (&(rsdpv1_new->signature), "RSD PTR ",
+ grub_memcpy (&(rsdpv1_new->signature), GRUB_RSDP_SIGNATURE,
sizeof (rsdpv1_new->signature));
grub_memcpy (&(rsdpv1_new->oemid), root_oemid, sizeof (rsdpv1_new->oemid));
rsdpv1_new->revision = 0;
@@ -438,7 +438,7 @@ setv2table (void)
/* Create RSDPv2. */
rsdpv2_new = (struct grub_acpi_rsdp_v20 *) playground_ptr;
playground_ptr += sizeof (struct grub_acpi_rsdp_v20);
- grub_memcpy (&(rsdpv2_new->rsdpv1.signature), "RSD PTR ",
+ grub_memcpy (&(rsdpv2_new->rsdpv1.signature), GRUB_RSDP_SIGNATURE,
sizeof (rsdpv2_new->rsdpv1.signature));
grub_memcpy (&(rsdpv2_new->rsdpv1.oemid), root_oemid,
sizeof (rsdpv2_new->rsdpv1.oemid));
diff --git a/grub-core/commands/i386/pc/acpi.c b/grub-core/commands/i386/pc/acpi.c
index 88e4f55..d415d23 100644
--- a/grub-core/commands/i386/pc/acpi.c
+++ b/grub-core/commands/i386/pc/acpi.c
@@ -32,7 +32,7 @@ grub_machine_acpi_get_rsdpv1 (void)
if (! ebda_len)
return 0;
for (ptr = ebda; ptr < ebda + 0x400; ptr += 16)
- if (grub_memcmp (ptr, "RSD PTR ", 8) == 0
+ if (grub_memcmp (ptr, GRUB_RSDP_SIGNATURE, GRUB_RSDP_SIGNATURE_SIZE) == 0
&& grub_byte_checksum (ptr, sizeof (struct grub_acpi_rsdp_v10)) == 0
&& ((struct grub_acpi_rsdp_v10 *) ptr)->revision == 0)
return (struct grub_acpi_rsdp_v10 *) ptr;
@@ -40,7 +40,7 @@ grub_machine_acpi_get_rsdpv1 (void)
grub_dprintf ("acpi", "Looking for RSDP. Scanning BIOS\n");
for (ptr = (grub_uint8_t *) 0xe0000; ptr < (grub_uint8_t *) 0x100000;
ptr += 16)
- if (grub_memcmp (ptr, "RSD PTR ", 8) == 0
+ if (grub_memcmp (ptr, GRUB_RSDP_SIGNATURE, GRUB_RSDP_SIGNATURE_SIZE) == 0
&& grub_byte_checksum (ptr, sizeof (struct grub_acpi_rsdp_v10)) == 0
&& ((struct grub_acpi_rsdp_v10 *) ptr)->revision == 0)
return (struct grub_acpi_rsdp_v10 *) ptr;
@@ -59,7 +59,7 @@ grub_machine_acpi_get_rsdpv2 (void)
if (! ebda_len)
return 0;
for (ptr = ebda; ptr < ebda + 0x400; ptr += 16)
- if (grub_memcmp (ptr, "RSD PTR ", 8) == 0
+ if (grub_memcmp (ptr, GRUB_RSDP_SIGNATURE, GRUB_RSDP_SIGNATURE_SIZE) == 0
&& grub_byte_checksum (ptr, sizeof (struct grub_acpi_rsdp_v10)) == 0
&& ((struct grub_acpi_rsdp_v10 *) ptr)->revision != 0
&& ((struct grub_acpi_rsdp_v20 *) ptr)->length < 1024
@@ -70,7 +70,7 @@ grub_machine_acpi_get_rsdpv2 (void)
grub_dprintf ("acpi", "Looking for RSDP. Scanning BIOS\n");
for (ptr = (grub_uint8_t *) 0xe0000; ptr < (grub_uint8_t *) 0x100000;
ptr += 16)
- if (grub_memcmp (ptr, "RSD PTR ", 8) == 0
+ if (grub_memcmp (ptr, GRUB_RSDP_SIGNATURE, GRUB_RSDP_SIGNATURE_SIZE) == 0
&& grub_byte_checksum (ptr, sizeof (struct grub_acpi_rsdp_v10)) == 0
&& ((struct grub_acpi_rsdp_v10 *) ptr)->revision != 0
&& ((struct grub_acpi_rsdp_v20 *) ptr)->length < 1024
diff --git a/include/grub/acpi.h b/include/grub/acpi.h
index 8fa957d..32bb95c 100644
--- a/include/grub/acpi.h
+++ b/include/grub/acpi.h
@@ -24,9 +24,12 @@
#include <grub/err.h>
#endif
+#define GRUB_RSDP_SIGNATURE "RSD PTR "
+#define GRUB_RSDP_SIGNATURE_SIZE 8
+
struct grub_acpi_rsdp_v10
{
- grub_uint8_t signature[8];
+ grub_uint8_t signature[GRUB_RSDP_SIGNATURE_SIZE];
grub_uint8_t checksum;
grub_uint8_t oemid[6];
grub_uint8_t revision;
--
Rebase to upstream snapshot.
2013-06-07 18:03:56 +00:00
1.8.2.1
Rebase to newer upstream (git snapshot)
2013-05-02 20:54:52 +00:00
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