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https://github.com/AsahiLinux/u-boot
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x86: Pass an ofnode into each SMBIOS function
As a first step to obtaining SMBIOS information from the devicetree, add an ofnode parameter to the writing functions. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
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49337238ef
commit
78227d4eda
2 changed files with 30 additions and 19 deletions
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@ -8,6 +8,8 @@
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#ifndef _SMBIOS_H_
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#define _SMBIOS_H_
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#include <dm/ofnode.h>
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/* SMBIOS spec version implemented */
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#define SMBIOS_MAJOR_VER 3
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#define SMBIOS_MINOR_VER 0
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@ -222,9 +224,10 @@ static inline void fill_smbios_header(void *table, int type,
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*
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* @addr: start address to write the structure
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* @handle: the structure's handle, a unique 16-bit number
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* @node: node containing the information to write (ofnode_null() if none)
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* @return: size of the structure
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*/
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typedef int (*smbios_write_type)(ulong *addr, int handle);
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typedef int (*smbios_write_type)(ulong *addr, int handle, ofnode node);
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/**
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* write_smbios_table() - Write SMBIOS table
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44
lib/smbios.c
44
lib/smbios.c
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@ -6,6 +6,7 @@
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*/
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#include <common.h>
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#include <dm.h>
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#include <env.h>
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#include <mapmem.h>
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#include <smbios.h>
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@ -13,7 +14,6 @@
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#include <version.h>
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#ifdef CONFIG_CPU
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#include <cpu.h>
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#include <dm.h>
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#include <dm/uclass-internal.h>
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#endif
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@ -25,7 +25,7 @@
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*
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* @start: string area start address
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* @str: string to add
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* @return: string number in the string area
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* @return: string number in the string area (1 or more)
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*/
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static int smbios_add_string(char *start, const char *str)
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{
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@ -74,7 +74,7 @@ static int smbios_string_table_len(char *start)
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return len + 1;
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}
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static int smbios_write_type0(ulong *current, int handle)
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static int smbios_write_type0(ulong *current, int handle, ofnode node)
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{
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struct smbios_type0 *t;
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int len = sizeof(struct smbios_type0);
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@ -111,7 +111,7 @@ static int smbios_write_type0(ulong *current, int handle)
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return len;
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}
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static int smbios_write_type1(ulong *current, int handle)
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static int smbios_write_type1(ulong *current, int handle, ofnode node)
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{
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struct smbios_type1 *t;
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int len = sizeof(struct smbios_type1);
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@ -134,7 +134,7 @@ static int smbios_write_type1(ulong *current, int handle)
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return len;
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}
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static int smbios_write_type2(ulong *current, int handle)
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static int smbios_write_type2(ulong *current, int handle, ofnode node)
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{
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struct smbios_type2 *t;
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int len = sizeof(struct smbios_type2);
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@ -154,7 +154,7 @@ static int smbios_write_type2(ulong *current, int handle)
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return len;
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}
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static int smbios_write_type3(ulong *current, int handle)
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static int smbios_write_type3(ulong *current, int handle, ofnode node)
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{
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struct smbios_type3 *t;
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int len = sizeof(struct smbios_type3);
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@ -176,7 +176,7 @@ static int smbios_write_type3(ulong *current, int handle)
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return len;
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}
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static void smbios_write_type4_dm(struct smbios_type4 *t)
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static void smbios_write_type4_dm(struct smbios_type4 *t, ofnode node)
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{
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u16 processor_family = SMBIOS_PROCESSOR_FAMILY_UNKNOWN;
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const char *vendor = "Unknown";
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@ -185,20 +185,20 @@ static void smbios_write_type4_dm(struct smbios_type4 *t)
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#ifdef CONFIG_CPU
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char processor_name[49];
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char vendor_name[49];
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struct udevice *dev = NULL;
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struct udevice *cpu = NULL;
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uclass_find_first_device(UCLASS_CPU, &dev);
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if (dev) {
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struct cpu_platdata *plat = dev_get_parent_platdata(dev);
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uclass_find_first_device(UCLASS_CPU, &cpu);
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if (cpu) {
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struct cpu_platdata *plat = dev_get_parent_platdata(cpu);
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if (plat->family)
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processor_family = plat->family;
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t->processor_id[0] = plat->id[0];
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t->processor_id[1] = plat->id[1];
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if (!cpu_get_vendor(dev, vendor_name, sizeof(vendor_name)))
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if (!cpu_get_vendor(cpu, vendor_name, sizeof(vendor_name)))
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vendor = vendor_name;
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if (!cpu_get_desc(dev, processor_name, sizeof(processor_name)))
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if (!cpu_get_desc(cpu, processor_name, sizeof(processor_name)))
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name = processor_name;
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}
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#endif
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@ -208,7 +208,7 @@ static void smbios_write_type4_dm(struct smbios_type4 *t)
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t->processor_version = smbios_add_string(t->eos, name);
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}
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static int smbios_write_type4(ulong *current, int handle)
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static int smbios_write_type4(ulong *current, int handle, ofnode node)
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{
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struct smbios_type4 *t;
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int len = sizeof(struct smbios_type4);
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@ -217,7 +217,7 @@ static int smbios_write_type4(ulong *current, int handle)
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memset(t, 0, sizeof(struct smbios_type4));
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fill_smbios_header(t, SMBIOS_PROCESSOR_INFORMATION, len, handle);
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t->processor_type = SMBIOS_PROCESSOR_TYPE_CENTRAL;
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smbios_write_type4_dm(t);
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smbios_write_type4_dm(t, node);
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t->status = SMBIOS_PROCESSOR_STATUS_ENABLED;
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t->processor_upgrade = SMBIOS_PROCESSOR_UPGRADE_NONE;
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t->l1_cache_handle = 0xffff;
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@ -232,7 +232,7 @@ static int smbios_write_type4(ulong *current, int handle)
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return len;
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}
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static int smbios_write_type32(ulong *current, int handle)
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static int smbios_write_type32(ulong *current, int handle, ofnode node)
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{
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struct smbios_type32 *t;
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int len = sizeof(struct smbios_type32);
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@ -247,7 +247,7 @@ static int smbios_write_type32(ulong *current, int handle)
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return len;
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}
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static int smbios_write_type127(ulong *current, int handle)
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static int smbios_write_type127(ulong *current, int handle, ofnode node)
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{
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struct smbios_type127 *t;
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int len = sizeof(struct smbios_type127);
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@ -274,7 +274,9 @@ static smbios_write_type smbios_write_funcs[] = {
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ulong write_smbios_table(ulong addr)
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{
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ofnode node = ofnode_null();
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struct smbios_entry *se;
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struct udevice *dev;
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ulong table_addr;
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ulong tables;
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int len = 0;
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@ -284,6 +286,12 @@ ulong write_smbios_table(ulong addr)
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int isize;
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int i;
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if (IS_ENABLED(CONFIG_OF_CONTROL)) {
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uclass_first_device(UCLASS_SYSINFO, &dev);
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if (dev)
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node = dev_read_subnode(dev, "smbios");
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}
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/* 16 byte align the table address */
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addr = ALIGN(addr, 16);
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@ -296,7 +304,7 @@ ulong write_smbios_table(ulong addr)
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/* populate minimum required tables */
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for (i = 0; i < ARRAY_SIZE(smbios_write_funcs); i++) {
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int tmp = smbios_write_funcs[i]((ulong *)&addr, handle++);
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int tmp = smbios_write_funcs[i]((ulong *)&addr, handle++, node);
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max_struct_size = max(max_struct_size, tmp);
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len += tmp;
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