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acpi: Move the xsdt pointer to acpi_ctx

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Put this in the context along with the other important pointers.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
This commit is contained in:
Simon Glass
2020-04-26 09:19:52 -06:00
committed by Bin Meng
parent 7e586f6907
commit b38309b737
3 changed files with 11 additions and 6 deletions
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10
lib/acpi/acpi_table.c
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@@ -165,7 +165,7 @@ int acpi_add_table(struct acpi_ctx *ctx, void *table)
* And now the same thing for the XSDT. We use the same index as for
* now we want the XSDT and RSDT to always be in sync in U-Boot
*/
xsdt = map_sysmem(ctx->rsdp->xsdt_address, sizeof(*xsdt));
xsdt = ctx->xsdt;
/* Add table to the XSDT */
xsdt->entry[i] = map_to_sysmem(table);
@@ -236,8 +236,6 @@ static void acpi_write_xsdt(struct acpi_xsdt *xsdt)
void acpi_setup_base_tables(struct acpi_ctx *ctx, void *start)
{
struct acpi_xsdt *xsdt;
ctx->current = start;
/* Align ACPI tables to 16 byte */
@@ -248,15 +246,15 @@ void acpi_setup_base_tables(struct acpi_ctx *ctx, void *start)
acpi_inc_align(ctx, sizeof(struct acpi_rsdp));
ctx->rsdt = ctx->current;
acpi_inc_align(ctx, sizeof(struct acpi_rsdt));
xsdt = ctx->current;
ctx->xsdt = ctx->current;
acpi_inc_align(ctx, sizeof(struct acpi_xsdt));
/* clear all table memory */
memset((void *)start, '\0', ctx->current - start);
acpi_write_rsdp(ctx->rsdp, ctx->rsdt, xsdt);
acpi_write_rsdp(ctx->rsdp, ctx->rsdt, ctx->xsdt);
acpi_write_rsdt(ctx->rsdt);
acpi_write_xsdt(xsdt);
acpi_write_xsdt(ctx->xsdt);
/*
* Per ACPI spec, the FACS table address must be aligned to a 64 byte
* boundary (Windows checks this, but Linux does not).