diff options
| author | Patrick Rudolph <patrick.rudolph@9elements.com> | 2024-10-23 15:19:51 +0200 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2024-10-27 17:24:13 -0600 |
| commit | 763bad3e1cf202147fbddb74c9876d7426ddb26b (patch) | |
| tree | 3bfd2d097a5add57aa7359f4d2a1e5677c9481bb /drivers/core | |
| parent | f36e29e8da2f1b4a776b157e5f6c8368546da803 (diff) | |
acpi: Add fill_madt to acpi_ops
Add a new method to acpi_ops to let drivers fill out ACPI MADT.
The code is unused for now until drivers implement the new ops.
TEST: Booted on QEMU sbsa using driver model generated MADT.
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Cc: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers/core')
| -rw-r--r-- | drivers/core/acpi.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/core/acpi.c b/drivers/core/acpi.c index 9f784228921..4763963914b 100644 --- a/drivers/core/acpi.c +++ b/drivers/core/acpi.c @@ -48,6 +48,7 @@ enum method_t { METHOD_FILL_SSDT, METHOD_INJECT_DSDT, METHOD_SETUP_NHLT, + METHOD_FILL_MADT, }; /* Prototype for all methods */ @@ -282,6 +283,8 @@ acpi_method acpi_get_method(struct udevice *dev, enum method_t method) switch (method) { case METHOD_WRITE_TABLES: return aops->write_tables; + case METHOD_FILL_MADT: + return aops->fill_madt; case METHOD_FILL_SSDT: return aops->fill_ssdt; case METHOD_INJECT_DSDT: @@ -328,6 +331,19 @@ int acpi_recurse_method(struct acpi_ctx *ctx, struct udevice *parent, return 0; } +int acpi_fill_madt_subtbl(struct acpi_ctx *ctx) +{ + int ret; + + log_debug("Writing MADT table\n"); + ret = acpi_recurse_method(ctx, dm_root(), METHOD_FILL_MADT, TYPE_NONE); + log_debug("Writing MADT finished, err=%d\n", ret); + if (ret) + return log_msg_ret("build", ret); + + return ret; +} + int acpi_fill_ssdt(struct acpi_ctx *ctx) { void *start = ctx->current; |