acpi: Support generation of a generic register
Allow writing out a generic register.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
[bmeng: Fix build failures on Sandbox]
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/test/dm/acpigen.c b/test/dm/acpigen.c
index 46792d8..822641a 100644
--- a/test/dm/acpigen.c
+++ b/test/dm/acpigen.c
@@ -12,6 +12,7 @@
#include <malloc.h>
#include <acpi/acpigen.h>
#include <acpi/acpi_device.h>
+#include <acpi/acpi_table.h>
#include <asm/gpio.h>
#include <asm/unaligned.h>
#include <dm/acpi.h>
@@ -947,3 +948,48 @@
return 0;
}
DM_TEST(dm_test_acpi_scope, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+/* Test writing a resource template */
+static int dm_test_acpi_resource_template(struct unit_test_state *uts)
+{
+ struct acpi_gen_regaddr addr;
+ struct acpi_ctx *ctx;
+ u8 *ptr;
+
+ ut_assertok(alloc_context(&ctx));
+ ptr = acpigen_get_current(ctx);
+
+ addr.space_id = ACPI_ADDRESS_SPACE_EC;
+ addr.bit_width = 32;
+ addr.bit_offset = 8;
+ addr.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
+ addr.addrl = TEST_INT64 & 0xffffffff;
+ addr.addrh = TEST_INT64 >> 32;
+ acpigen_write_register_resource(ctx, &addr);
+
+ ut_asserteq(BUFFER_OP, *ptr++);
+ ut_asserteq(0x17, acpi_test_get_length(ptr));
+ ptr += 3;
+ ut_asserteq(WORD_PREFIX, *ptr++);
+ ut_asserteq(0x11, get_unaligned((u16 *)ptr));
+ ptr += 2;
+ ut_asserteq(ACPI_DESCRIPTOR_REGISTER, *ptr++);
+ ut_asserteq(0xc, *ptr++);
+ ut_asserteq(0, *ptr++);
+ ut_asserteq(ACPI_ADDRESS_SPACE_EC, *ptr++);
+ ut_asserteq(32, *ptr++);
+ ut_asserteq(8, *ptr++);
+ ut_asserteq(ACPI_ACCESS_SIZE_DWORD_ACCESS, *ptr++);
+ ut_asserteq(TEST_INT64 & 0xffffffff, get_unaligned((u32 *)ptr));
+ ptr += 4;
+ ut_asserteq(TEST_INT64 >> 32, get_unaligned((u32 *)ptr));
+ ptr += 4;
+ ut_asserteq(ACPI_END_TAG, *ptr++);
+ ut_asserteq(0x00, *ptr++);
+ ut_asserteq_ptr(ptr, ctx->current);
+
+ free_context(&ctx);
+
+ return 0;
+}
+DM_TEST(dm_test_acpi_resource_template, 0);