u-boot/arch/x86/lib/tables.c
Bin Meng 5cb0f0dc88 x86: Fix build warning in tables.c when CONFIG_SEABIOS
The following build warning is seen in tables.c:

  warning: implicit declaration of function 'memalign'

Add the missing header file to fix it.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Tested-by: Stefan Roese <sr@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
2016-05-23 15:18:00 +08:00

104 lines
2.2 KiB
C

/*
* Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <malloc.h>
#include <asm/sfi.h>
#include <asm/mpspec.h>
#include <asm/smbios.h>
#include <asm/tables.h>
#include <asm/acpi_table.h>
#include <asm/coreboot_tables.h>
/**
* Function prototype to write a specific configuration table
*
* @addr: start address to write the table
* @return: end address of the table
*/
typedef u32 (*table_write)(u32 addr);
static table_write table_write_funcs[] = {
#ifdef CONFIG_GENERATE_PIRQ_TABLE
write_pirq_routing_table,
#endif
#ifdef CONFIG_GENERATE_SFI_TABLE
write_sfi_table,
#endif
#ifdef CONFIG_GENERATE_MP_TABLE
write_mp_table,
#endif
#ifdef CONFIG_GENERATE_ACPI_TABLE
write_acpi_tables,
#endif
#ifdef CONFIG_GENERATE_SMBIOS_TABLE
write_smbios_table,
#endif
};
u8 table_compute_checksum(void *v, int len)
{
u8 *bytes = v;
u8 checksum = 0;
int i;
for (i = 0; i < len; i++)
checksum -= bytes[i];
return checksum;
}
void table_fill_string(char *dest, const char *src, size_t n, char pad)
{
int start, len;
int i;
strncpy(dest, src, n);
/* Fill the remaining bytes with pad */
len = strlen(src);
start = len < n ? len : n;
for (i = start; i < n; i++)
dest[i] = pad;
}
void write_tables(void)
{
u32 rom_table_start = ROM_TABLE_ADDR;
u32 rom_table_end;
#ifdef CONFIG_SEABIOS
u32 high_table, table_size;
struct memory_area cfg_tables[ARRAY_SIZE(table_write_funcs) + 1];
#endif
int i;
for (i = 0; i < ARRAY_SIZE(table_write_funcs); i++) {
rom_table_end = table_write_funcs[i](rom_table_start);
rom_table_end = ALIGN(rom_table_end, ROM_TABLE_ALIGN);
#ifdef CONFIG_SEABIOS
table_size = rom_table_end - rom_table_start;
high_table = (u32)memalign(ROM_TABLE_ALIGN, table_size);
if (high_table) {
memset((void *)high_table, 0, table_size);
table_write_funcs[i](high_table);
cfg_tables[i].start = high_table;
cfg_tables[i].size = table_size;
} else {
printf("%d: no memory for configuration tables\n", i);
}
#endif
rom_table_start = rom_table_end;
}
#ifdef CONFIG_SEABIOS
/* make sure the last item is zero */
cfg_tables[i].size = 0;
write_coreboot_table(CB_TABLE_ADDR, cfg_tables);
#endif
}