1 files changed, 99 insertions, 0 deletions
diff --git a/roms/skiboot/hw/test/run-port80h.c b/roms/skiboot/hw/test/run-port80h.c
new file mode 100644
index 000000000..860a4244d
--- /dev/null
+++ b/roms/skiboot/hw/test/run-port80h.c
@@ -0,0 +1,99 @@
+// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
+/*
+ * Test result of our LPC port 80h boot progress code
+ *
+ * Copyright 2018-2019 IBM Corp.
+ */
+
+#include <stdio.h>
+#include <stdarg.h>
+#include <stdint.h>
+#include <assert.h>
+
+#define __unused __attribute__((unused))
+
+#define __LPC_H
+
+uint8_t port80;
+uint16_t port8x;
+
+static int64_t lpc_probe_write(int addr_type __unused, uint32_t addr,
+                        uint32_t data, uint32_t sz)
+{
+	assert((addr - 0x80) <= 2);
+	assert(sz == 1);
+	if (addr == 0x80)
+		port80 = data;
+	if (addr == 0x81)
+		port8x = data << 8 | (port8x & 0xff);
+	if (addr == 0x82)
+		port8x = (port8x & 0xff00) | data;
+	return 0;
+}
+
+#include "op-panel.h"
+
+void op_display_lpc(enum op_severity s, enum op_module m, uint16_t c);
+
+#include "../lpc-port80h.c"
+#include "../../core/test/stubs.c"
+
+enum proc_chip_quirks proc_chip_quirks;
+
+int main(void)
+{
+	op_display_lpc(OP_LOG, OP_MOD_INIT, 0x00);
+	assert(port80 == 0x80);
+	assert(port8x == 0x8000);
+	op_display_lpc(OP_WARN, OP_MOD_INIT, 0x00);
+	assert(port80 == 0x82);
+	assert(port8x == 0x8002);
+	op_display_lpc(OP_ERROR, OP_MOD_INIT, 0x00);
+	assert(port80 == 0x81);
+	assert(port8x == 0x8001);
+	op_display_lpc(OP_FATAL, OP_MOD_INIT, 0x00);
+	assert(port80 == 0x83);
+	assert(port8x == 0x8003);
+	op_display_lpc(OP_FATAL, OP_MOD_INIT, 0x0f);
+	assert(port80 == 0xBF);
+	assert(port8x == 0x803F);
+	op_display_lpc(OP_LOG, OP_MOD_INIT, 0x0f);
+	assert(port80 == 0xBC);
+	assert(port8x == 0x803C);
+	op_display_lpc(OP_FATAL, OP_MOD_CORE, 0x6666);
+	assert(port80 == 0xBF);
+	assert(port8x == 0x803F);
+	op_display_lpc(OP_LOG, OP_MOD_INIT, 0x01);
+	assert(port80 == 0x84);
+	assert(port8x == 0x8004);
+	op_display_lpc(OP_LOG, OP_MOD_CPU, 0x05);
+	assert(port80 == 0xC4);
+	assert(port8x == 0xC014);
+	op_display_lpc(OP_LOG, OP_MOD_LOCK, 0x07);
+	assert(port80 == 0xDC);
+	assert(port8x == 0xD01C);
+	op_display_lpc(OP_FATAL, OP_MOD_LOCK, 0x07);
+	assert(port80 == 0xDF);
+	assert(port8x == 0xD01F);
+	op_display_lpc(OP_FATAL, OP_MOD_MEM, 0x07);
+	assert(port80 == 0xEF);
+	assert(port8x == 0xE01F);
+	op_display_lpc(OP_WARN, OP_MOD_MEM, 0x02);
+	assert(port80 == 0xEA);
+	assert(port8x == 0xE00A);
+	op_display_lpc(OP_WARN, OP_MOD_CHIPTOD, 0x02);
+	assert(port80 == 0xFA);
+	assert(port8x == 0xF00A);
+
+	/*
+	 * We can't assert that OP_MOD_FSP is invalid as we'd end up
+	 * trying to set port80 in the assert parth
+	 */
+	op_display_lpc(OP_LOG, OP_MOD_FSP, 0x00);
+	assert(port80 == 0x80);
+	assert(port8x == 0x8000);
+	op_display_lpc(OP_LOG, OP_MOD_FSPCON, 0x00);
+	assert(port80 == 0x80);
+	assert(port8x == 0x8000);
+	return 0;
+}