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[2022] 2009-03-08 Robert Millan <address@hidden>
From: |
Robert Millan |
Subject: |
[2022] 2009-03-08 Robert Millan <address@hidden> |
Date: |
Sun, 08 Mar 2009 12:46:28 +0000 |
Revision: 2022
http://svn.sv.gnu.org/viewvc/?view=rev&root=grub&revision=2022
Author: robertmh
Date: 2009-03-08 12:46:27 +0000 (Sun, 08 Mar 2009)
Log Message:
-----------
2009-03-08 Robert Millan <address@hidden>
Make loader/i386/linux.c usable on i386-pc again.
* kern/i386/pc/init.c (grub_machine_init): Disable addition of low
memory to heap.
* loader/i386/linux.c [GRUB_MACHINE_PCBIOS] (allocate_pages): Remove
`#error' stanza.
Modified Paths:
--------------
trunk/grub2/ChangeLog
trunk/grub2/kern/i386/pc/init.c
trunk/grub2/loader/i386/linux.c
Modified: trunk/grub2/ChangeLog
===================================================================
--- trunk/grub2/ChangeLog 2009-03-07 10:50:43 UTC (rev 2021)
+++ trunk/grub2/ChangeLog 2009-03-08 12:46:27 UTC (rev 2022)
@@ -1,3 +1,12 @@
+2009-03-08 Robert Millan <address@hidden>
+
+ Make loader/i386/linux.c usable on i386-pc again.
+
+ * kern/i386/pc/init.c (grub_machine_init): Disable addition of low
+ memory to heap.
+ * loader/i386/linux.c [GRUB_MACHINE_PCBIOS] (allocate_pages): Remove
+ `#error' stanza.
+
2009-03-07 Bean <address@hidden>
* loader/i386/efi/linux.c (grub_rescue_cmd_initrd): Fix a bug in initrd
Modified: trunk/grub2/kern/i386/pc/init.c
===================================================================
--- trunk/grub2/kern/i386/pc/init.c 2009-03-07 10:50:43 UTC (rev 2021)
+++ trunk/grub2/kern/i386/pc/init.c 2009-03-08 12:46:27 UTC (rev 2022)
@@ -148,10 +148,15 @@
grub_gate_a20 (1);
#endif
+/* FIXME: This prevents loader/i386/linux.c from using low memory. When our
+ heap implements support for requesting a chunk in low memory, this should
+ no longer be a problem. */
+#if 0
/* Add the lower memory into free memory. */
if (grub_lower_mem >= GRUB_MEMORY_MACHINE_RESERVED_END)
add_mem_region (GRUB_MEMORY_MACHINE_RESERVED_END,
grub_lower_mem - GRUB_MEMORY_MACHINE_RESERVED_END);
+#endif
auto int NESTED_FUNC_ATTR hook (grub_uint64_t, grub_uint64_t, grub_uint32_t);
int NESTED_FUNC_ATTR hook (grub_uint64_t addr, grub_uint64_t size,
grub_uint32_t type)
Modified: trunk/grub2/loader/i386/linux.c
===================================================================
--- trunk/grub2/loader/i386/linux.c 2009-03-07 10:50:43 UTC (rev 2021)
+++ trunk/grub2/loader/i386/linux.c 2009-03-08 12:46:27 UTC (rev 2022)
@@ -143,9 +143,8 @@
real_mode_mem = 0;
prot_mode_mem = 0;
-#ifdef GRUB_MACHINE_PCBIOS
-#error i386-pc port adds lower memory to heap, which collides with
`real_mode_mem' allocation below
-#endif
+ /* FIXME: Should request low memory from the heap when this feature is
+ implemented. */
auto int NESTED_FUNC_ATTR hook (grub_uint64_t, grub_uint64_t, grub_uint32_t);
int NESTED_FUNC_ATTR hook (grub_uint64_t addr, grub_uint64_t size,
grub_uint32_t type)
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