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x86: Move MADT table to a writer function

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Move this table over to use a writer function, for x86 only.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2021-12-01 09:02:58 -07:00
parent 9aacd83389
commit c797f98bcd
1 changed files with 14 additions and 11 deletions
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25
arch/x86/lib/acpi_table.c
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@ -131,12 +131,16 @@ __weak u32 acpi_fill_madt(u32 current)
return current;
}
static void acpi_create_madt(struct acpi_madt *madt)
int acpi_write_madt(struct acpi_ctx *ctx, const struct acpi_writer *entry)
{
struct acpi_table_header *header = &(madt->header);
u32 current = (u32)madt + sizeof(struct acpi_madt);
struct acpi_table_header *header;
struct acpi_madt *madt;
u32 current;
memset((void *)madt, 0, sizeof(struct acpi_madt));
madt = ctx->current;
memset(madt, '\0', sizeof(struct acpi_madt));
header = &madt->header;
/* Fill out header fields */
acpi_fill_header(header, "APIC");
@ -146,13 +150,19 @@ static void acpi_create_madt(struct acpi_madt *madt)
madt->lapic_addr = LAPIC_DEFAULT_BASE;
madt->flags = ACPI_MADT_PCAT_COMPAT;
current = (u32)madt + sizeof(struct acpi_madt);
current = acpi_fill_madt(current);
/* (Re)calculate length and checksum */
header->length = current - (u32)madt;
header->checksum = table_compute_checksum((void *)madt, header->length);
acpi_add_table(ctx, madt);
acpi_inc(ctx, madt->header.length);
return 0;
}
ACPI_WRITER(5x86, NULL, acpi_write_madt, 0);
int acpi_create_mcfg_mmconfig(struct acpi_mcfg_mmconfig *mmconfig, u32 base,
u16 seg_nr, u8 start, u8 end)
@ -521,17 +531,10 @@ int write_acpi_tables_x86(struct acpi_ctx *ctx,
const struct acpi_writer *entry)
{
struct acpi_tcpa *tcpa;
struct acpi_madt *madt;
struct acpi_csrt *csrt;
struct acpi_spcr *spcr;
int ret;
debug("ACPI: * MADT\n");
madt = ctx->current;
acpi_create_madt(madt);
acpi_inc_align(ctx, madt->header.length);
acpi_add_table(ctx, madt);
if (IS_ENABLED(CONFIG_TPM_V1)) {
debug("ACPI: * TCPA\n");
tcpa = (struct acpi_tcpa *)ctx->current;