Supply a test for the graphics output protocol.
Signed-off-by: Heinrich Schuchardt xypron.glpk@gmx.de --- lib/efi_selftest/Makefile | 3 ++ lib/efi_selftest/efi_selftest_gop.c | 95 +++++++++++++++++++++++++++++++++++++ 2 files changed, 98 insertions(+) create mode 100644 lib/efi_selftest/efi_selftest_gop.c
diff --git a/lib/efi_selftest/Makefile b/lib/efi_selftest/Makefile index acd184db4b..1851c17db6 100644 --- a/lib/efi_selftest/Makefile +++ b/lib/efi_selftest/Makefile @@ -15,6 +15,8 @@ CFLAGS_efi_selftest_events.o := $(CFLAGS_EFI) CFLAGS_REMOVE_efi_selftest_events.o := $(CFLAGS_NON_EFI) CFLAGS_efi_selftest_exitbootservices.o := $(CFLAGS_EFI) CFLAGS_REMOVE_efi_selftest_exitbootservices.o := $(CFLAGS_NON_EFI) +CFLAGS_efi_selftest_gop.o := $(CFLAGS_EFI) +CFLAGS_REMOVE_efi_selftest_gop.o := $(CFLAGS_NON_EFI) CFLAGS_efi_selftest_manageprotocols.o := $(CFLAGS_EFI) CFLAGS_REMOVE_efi_selftest_manageprotocols.o := $(CFLAGS_NON_EFI) CFLAGS_efi_selftest_snp.o := $(CFLAGS_EFI) @@ -33,6 +35,7 @@ efi_selftest.o \ efi_selftest_console.o \ efi_selftest_events.o \ efi_selftest_exitbootservices.o \ +efi_selftest_gop.o \ efi_selftest_manageprotocols.o \ efi_selftest_snp.o \ efi_selftest_textoutput.o \ diff --git a/lib/efi_selftest/efi_selftest_gop.c b/lib/efi_selftest/efi_selftest_gop.c new file mode 100644 index 0000000000..2a0553b115 --- /dev/null +++ b/lib/efi_selftest/efi_selftest_gop.c @@ -0,0 +1,95 @@ +/* + * efi_selftest_gop + * + * Copyright (c) 2017 Heinrich Schuchardt xypron.glpk@gmx.de + * + * SPDX-License-Identifier: GPL-2.0+ + * + * Test the graphical output protocol. + */ + +#include <efi_selftest.h> + +static struct efi_boot_services *boottime; +static efi_guid_t efi_gop_guid = EFI_GOP_GUID; +static struct efi_gop *gop; + +/* + * Setup unit test. + * + * @handle: handle of the loaded image + * @systable: system table + * @return: EFI_ST_SUCCESS for success + */ +static int setup(const efi_handle_t handle, + const struct efi_system_table *systable) +{ + efi_status_t ret; + + boottime = systable->boottime; + + ret = boottime->locate_protocol(&efi_gop_guid, NULL, (void **)&gop); + if (ret != EFI_SUCCESS) { + gop = NULL; + efi_st_printf("Graphical output protocol is not available.\n"); + } + + return EFI_ST_SUCCESS; +} + +/* + * Tear down unit test. + * + * @return: EFI_ST_SUCCESS for success + */ +static int teardown(void) +{ + return EFI_ST_SUCCESS; +} + +/* + * Execute unit test. + * + * @return: EFI_ST_SUCCESS for success + */ +static int execute(void) +{ + efi_status_t ret; + u32 i, max_mode; + efi_uintn_t size; + struct efi_gop_mode_info *info; + + if (!gop) + return EFI_ST_SUCCESS; + + if (!gop->mode) { + efi_st_error("EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE missing\n"); + return EFI_ST_FAILURE; + } + max_mode = gop->mode->max_mode; + if (!max_mode) { + efi_st_error("No graphical mode available\n"); + return EFI_ST_FAILURE; + } + efi_st_printf("Number of available modes: %u\n", max_mode); + + for (i = 0; i < max_mode; ++i) { + ret = gop->query_mode(gop, i, &size, &info); + if (ret != EFI_SUCCESS) { + efi_st_printf("Could not query mode %u\n", i); + return EFI_ST_FAILURE; + } + efi_st_printf("Mode %u: %u x %u\n", + i, info->width, info->height); + } + + return EFI_ST_SUCCESS; +} + +EFI_UNIT_TEST(gop) = { + .name = "graphical output", + .phase = EFI_EXECUTE_BEFORE_BOOTTIME_EXIT, + .setup = setup, + .execute = execute, + .teardown = teardown, +};