From 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 13 May 2024 10:30:14 +0000
Subject: [PATCH] modify sin led gpio
---
kernel/arch/ia64/kernel/efi.c | 79 +++++++++++++++++++++------------------
1 files changed, 43 insertions(+), 36 deletions(-)
diff --git a/kernel/arch/ia64/kernel/efi.c b/kernel/arch/ia64/kernel/efi.c
index 9c09bf3..33282f3 100644
--- a/kernel/arch/ia64/kernel/efi.c
+++ b/kernel/arch/ia64/kernel/efi.c
@@ -23,7 +23,7 @@
* Skip non-WB memory and ignore empty memory ranges.
*/
#include <linux/module.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <linux/crash_dump.h>
#include <linux/kernel.h>
#include <linux/init.h>
@@ -37,7 +37,6 @@
#include <asm/io.h>
#include <asm/kregs.h>
#include <asm/meminit.h>
-#include <asm/pgtable.h>
#include <asm/processor.h>
#include <asm/mca.h>
#include <asm/setup.h>
@@ -45,11 +44,24 @@
#define EFI_DEBUG 0
+#define ESI_TABLE_GUID \
+ EFI_GUID(0x43EA58DC, 0xCF28, 0x4b06, 0xB3, \
+ 0x91, 0xB7, 0x50, 0x59, 0x34, 0x2B, 0xD4)
+
+static unsigned long mps_phys = EFI_INVALID_TABLE_ADDR;
static __initdata unsigned long palo_phys;
-static __initdata efi_config_table_type_t arch_tables[] = {
- {PROCESSOR_ABSTRACTION_LAYER_OVERWRITE_GUID, "PALO", &palo_phys},
- {NULL_GUID, NULL, 0},
+unsigned long __initdata esi_phys = EFI_INVALID_TABLE_ADDR;
+unsigned long hcdp_phys = EFI_INVALID_TABLE_ADDR;
+unsigned long sal_systab_phys = EFI_INVALID_TABLE_ADDR;
+
+static const efi_config_table_type_t arch_tables[] __initconst = {
+ {ESI_TABLE_GUID, &esi_phys, "ESI" },
+ {HCDP_TABLE_GUID, &hcdp_phys, "HCDP" },
+ {MPS_TABLE_GUID, &mps_phys, "MPS" },
+ {PROCESSOR_ABSTRACTION_LAYER_OVERWRITE_GUID, &palo_phys, "PALO" },
+ {SAL_SYSTEM_TABLE_GUID, &sal_systab_phys, "SALsystab" },
+ {},
};
extern efi_status_t efi_call_phys (void *, ...);
@@ -401,10 +413,10 @@
mask = ~((1 << IA64_GRANULE_SHIFT) - 1);
printk(KERN_INFO "CPU %d: mapping PAL code "
- "[0x%lx-0x%lx) into [0x%lx-0x%lx)\n",
- smp_processor_id(), md->phys_addr,
- md->phys_addr + efi_md_size(md),
- vaddr & mask, (vaddr & mask) + IA64_GRANULE_SIZE);
+ "[0x%llx-0x%llx) into [0x%llx-0x%llx)\n",
+ smp_processor_id(), md->phys_addr,
+ md->phys_addr + efi_md_size(md),
+ vaddr & mask, (vaddr & mask) + IA64_GRANULE_SIZE);
#endif
return __va(md->phys_addr);
}
@@ -471,11 +483,10 @@
void __init
efi_init (void)
{
+ const efi_system_table_t *efi_systab;
void *efi_map_start, *efi_map_end;
- efi_char16_t *c16;
u64 efi_desc_size;
- char *cp, vendor[100] = "unknown";
- int i;
+ char *cp;
set_bit(EFI_BOOT, &efi.flags);
set_bit(EFI_64BIT, &efi.flags);
@@ -505,42 +516,29 @@
printk(KERN_INFO "Ignoring memory above %lluMB\n",
max_addr >> 20);
- efi.systab = __va(ia64_boot_param->efi_systab);
+ efi_systab = __va(ia64_boot_param->efi_systab);
/*
* Verify the EFI Table
*/
- if (efi.systab == NULL)
+ if (efi_systab == NULL)
panic("Whoa! Can't find EFI system table.\n");
- if (efi.systab->hdr.signature != EFI_SYSTEM_TABLE_SIGNATURE)
+ if (efi_systab_check_header(&efi_systab->hdr, 1))
panic("Whoa! EFI system table signature incorrect\n");
- if ((efi.systab->hdr.revision >> 16) == 0)
- printk(KERN_WARNING "Warning: EFI system table version "
- "%d.%02d, expected 1.00 or greater\n",
- efi.systab->hdr.revision >> 16,
- efi.systab->hdr.revision & 0xffff);
- /* Show what we know for posterity */
- c16 = __va(efi.systab->fw_vendor);
- if (c16) {
- for (i = 0;i < (int) sizeof(vendor) - 1 && *c16; ++i)
- vendor[i] = *c16++;
- vendor[i] = '\0';
- }
-
- printk(KERN_INFO "EFI v%u.%.02u by %s:",
- efi.systab->hdr.revision >> 16,
- efi.systab->hdr.revision & 0xffff, vendor);
+ efi_systab_report_header(&efi_systab->hdr, efi_systab->fw_vendor);
palo_phys = EFI_INVALID_TABLE_ADDR;
- if (efi_config_init(arch_tables) != 0)
+ if (efi_config_parse_tables(__va(efi_systab->tables),
+ efi_systab->nr_tables,
+ arch_tables) != 0)
return;
if (palo_phys != EFI_INVALID_TABLE_ADDR)
handle_palo(palo_phys);
- runtime = __va(efi.systab->runtime);
+ runtime = __va(efi_systab->runtime);
efi.get_time = phys_get_time;
efi.set_time = phys_set_time;
efi.get_wakeup_time = phys_get_wakeup_time;
@@ -560,6 +558,7 @@
{
efi_memory_desc_t *md;
void *p;
+ unsigned int i;
for (i = 0, p = efi_map_start; p < efi_map_end;
++i, p += efi_desc_size)
@@ -586,7 +585,7 @@
}
printk("mem%02d: %s "
- "range=[0x%016lx-0x%016lx) (%4lu%s)\n",
+ "range=[0x%016llx-0x%016llx) (%4lu%s)\n",
i, efi_md_typeattr_format(buf, sizeof(buf), md),
md->phys_addr,
md->phys_addr + efi_md_size(md), size, unit);
@@ -842,7 +841,6 @@
} while (md);
return 0; /* never reached */
}
-EXPORT_SYMBOL(kern_mem_attribute);
int
valid_phys_addr_range (phys_addr_t phys_addr, unsigned long size)
@@ -853,7 +851,7 @@
* /dev/mem reads and writes use copy_to_user(), which implicitly
* uses a granule-sized kernel identity mapping. It's really
* only safe to do this for regions in kern_memmap. For more
- * details, see Documentation/ia64/aliasing.txt.
+ * details, see Documentation/ia64/aliasing.rst.
*/
attr = kern_mem_attribute(phys_addr, size);
if (attr & EFI_MEMORY_WB || attr & EFI_MEMORY_UC)
@@ -1349,3 +1347,12 @@
return ret;
}
#endif
+
+char *efi_systab_show_arch(char *str)
+{
+ if (mps_phys != EFI_INVALID_TABLE_ADDR)
+ str += sprintf(str, "MPS=0x%lx\n", mps_phys);
+ if (hcdp_phys != EFI_INVALID_TABLE_ADDR)
+ str += sprintf(str, "HCDP=0x%lx\n", hcdp_phys);
+ return str;
+}
--
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