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September 2008
- 3 participants
- 15 discussions
Author: blueswirl
Date: 2008-09-11 21:32:16 +0200 (Thu, 11 Sep 2008)
New Revision: 235
Modified:
openbios-devel/arch/sparc32/aoutload.c
openbios-devel/arch/sparc32/elfload.c
openbios-devel/arch/sparc64/aoutload.c
openbios-devel/arch/sparc64/elfload.c
Log:
Fix warnings that would be caused by ld flag --warn-common
Modified: openbios-devel/arch/sparc32/aoutload.c
===================================================================
--- openbios-devel/arch/sparc32/aoutload.c 2008-09-02 15:59:28 UTC (rev 234)
+++ openbios-devel/arch/sparc32/aoutload.c 2008-09-11 19:32:16 UTC (rev 235)
@@ -15,7 +15,6 @@
#define addr_fixup(addr) ((addr) & 0x00ffffff)
static char *image_name, *image_version;
-const char *program_name, *program_version;
static int check_mem_ranges(struct sys_info *info,
unsigned long start,
Modified: openbios-devel/arch/sparc32/elfload.c
===================================================================
--- openbios-devel/arch/sparc32/elfload.c 2008-09-02 15:59:28 UTC (rev 234)
+++ openbios-devel/arch/sparc32/elfload.c 2008-09-11 19:32:16 UTC (rev 235)
@@ -18,7 +18,6 @@
#define addr_fixup(addr) ((addr) & 0x00ffffff)
static char *image_name, *image_version;
-const char *program_name, *program_version;
static void *calloc(size_t nmemb, size_t size)
{
Modified: openbios-devel/arch/sparc64/aoutload.c
===================================================================
--- openbios-devel/arch/sparc64/aoutload.c 2008-09-02 15:59:28 UTC (rev 234)
+++ openbios-devel/arch/sparc64/aoutload.c 2008-09-11 19:32:16 UTC (rev 235)
@@ -16,7 +16,6 @@
#define addr_fixup(addr) ((addr) & 0x00ffffff)
static char *image_name, *image_version;
-const char *program_name, *program_version;
static int check_mem_ranges(struct sys_info *info,
unsigned long start,
Modified: openbios-devel/arch/sparc64/elfload.c
===================================================================
--- openbios-devel/arch/sparc64/elfload.c 2008-09-02 15:59:28 UTC (rev 234)
+++ openbios-devel/arch/sparc64/elfload.c 2008-09-11 19:32:16 UTC (rev 235)
@@ -18,7 +18,6 @@
#define addr_fixup(addr) ((addr) & 0x00ffffff)
static char *image_name, *image_version;
-const char *program_name, *program_version;
static void *calloc(size_t nmemb, size_t size)
{
1
0
Hi!
This patch implements directed (indexed) writes to itlb/dtlb entries.
Methods "SUNW,dtlb-load" and "SUNW,itlb-load" used to ignore tlb index
parameter.
Now the gentoo sparc64 installation iso booting traps much later :)
Please apply.
--
Kind regards,
Igor V. Kovalenko
2
1
Author: blueswirl
Date: 2008-09-02 17:59:28 +0200 (Tue, 02 Sep 2008)
New Revision: 234
Modified:
openbios-devel/arch/sparc64/openbios.c
Log:
Implement itlb/dtlb directed writes (Igor Kovalenko)
Modified: openbios-devel/arch/sparc64/openbios.c
===================================================================
--- openbios-devel/arch/sparc64/openbios.c 2008-09-02 15:46:27 UTC (rev 233)
+++ openbios-devel/arch/sparc64/openbios.c 2008-09-02 15:59:28 UTC (rev 234)
@@ -132,6 +132,16 @@
"r" (tte_data), "i" (ASI_DTLB_DATA_IN));
}
+static void
+dtlb_load3(unsigned long vaddr, unsigned long tte_data,
+ unsigned long tte_index)
+{
+ asm("stxa %0, [%1] %2\n"
+ "stxa %3, [%4] %5\n"
+ : : "r" (vaddr), "r" (48), "i" (ASI_DMMU),
+ "r" (tte_data), "r" (tte_index << 3), "i" (ASI_DTLB_DATA_ACCESS));
+}
+
/*
( index tte_data vaddr -- ? )
*/
@@ -143,7 +153,7 @@
vaddr = POP();
tte_data = POP();
idx = POP();
- dtlb_load2(vaddr, tte_data);
+ dtlb_load3(vaddr, tte_data, idx);
}
static void
@@ -155,6 +165,16 @@
"r" (tte_data), "i" (ASI_ITLB_DATA_IN));
}
+static void
+itlb_load3(unsigned long vaddr, unsigned long tte_data,
+ unsigned long tte_index)
+{
+ asm("stxa %0, [%1] %2\n"
+ "stxa %3, [%4] %5\n"
+ : : "r" (vaddr), "r" (48), "i" (ASI_IMMU),
+ "r" (tte_data), "r" (tte_index << 3), "i" (ASI_ITLB_DATA_ACCESS));
+}
+
/*
( index tte_data vaddr -- ? )
*/
@@ -166,7 +186,7 @@
vaddr = POP();
tte_data = POP();
idx = POP();
- itlb_load2(vaddr, tte_data);
+ itlb_load3(vaddr, tte_data, idx);
}
static void
1
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Author: blueswirl
Date: 2008-09-02 17:46:27 +0200 (Tue, 02 Sep 2008)
New Revision: 233
Modified:
openbios-devel/arch/sparc64/openbios.c
Log:
Fix virtual to physical address translation (Igor Kovalenko)
Modified: openbios-devel/arch/sparc64/openbios.c
===================================================================
--- openbios-devel/arch/sparc64/openbios.c 2008-08-30 10:55:33 UTC (rev 232)
+++ openbios-devel/arch/sparc64/openbios.c 2008-09-02 15:46:27 UTC (rev 233)
@@ -110,7 +110,7 @@
}
tag = spitfire_get_dtlb_tag(i);
if ((virt & mask) == (tag & mask)) {
- phys = tag & mask & 0x000001fffffff000;
+ phys = data & mask & 0x000001fffffff000;
phys |= virt & ~mask;
PUSH(phys & 0xffffffff);
PUSH(phys >> 32);
1
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Sept. 2, 2008
Hi!
This patch fixes "translate" method implementation to actually return
physical address of mapped entry. It used to return virtual base
obtained from matched tte.
Now it should be possible to boot gentoo
install-sparc64-minimal-2008.0.iso beyond the point of "Remapping the
kernel... done."
Remapping the kernel... done.
bootmem_init: Scan pavail, choose_bootmap_pfn: kern[400000:8b2000]
avoid[c00000:da4000]
choose_bootmap_pfn: Using 0 [0]
init_bootmem(min[0], bootmap[0], max[3f6f])
free_bootmem(pavail:0): base[0] size[7ede000]
reserve_bootmem(initrd): base[c00000] size[da3354]
reserve_bootmem(kernel): base[400000] size[4b0720]
reserve_bootmem(bootmap): base[0] size[7f0]
memory_present(0, 0, 3f6f)
--
Kind regards,
Igor V. Kovalenko
1
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