[coreboot-gerrit] Change in coreboot[master]: WIP: soc/mediatek/mt8192: add display debug log

[yongqiang niu (Code Review)]

yongqiang niu has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/46584 )

Change subject: WIP: soc/mediatek/mt8192: add display debug log
......................................................................

WIP: soc/mediatek/mt8192: add display debug log

Signed-off-by: Yongqiang Niu 
Change-Id: Ie2fb7c51d32392ec33cf389df3f60130ced3887e
---
M src/soc/mediatek/mt8192/ddp.c
1 file changed, 69 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/84/46584/1

diff --git a/src/soc/mediatek/mt8192/ddp.c b/src/soc/mediatek/mt8192/ddp.c
index 0d5eab5..8136d2b 100644
--- a/src/soc/mediatek/mt8192/ddp.c
+++ b/src/soc/mediatek/mt8192/ddp.c
@@ -1,5 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0-only */

+#include <console/console.h>
 #include <device/mmio.h>
 #include <edid.h>
 #include <soc/addressmap.h>
@@ -166,6 +167,70 @@
    clrbits32(&mmsys_cfg->mmsys_cg_con2, CG_CON2_DISP_ALL);
 }

+//#define cnt_va_to_pa(va)	(((void*)(va) - ))
+struct module_info {
+	const char *name;
+	void *va;
+	//u32 pa;
+	u32 offset;
+	u32 lenght;
+};
+
+struct module_info dump_info[] = {
+	{"mmsys", (void *)MMSYS_BASE, 0x100, 0x100},
+
+#if 1
+	{"mmsys", (void *)MMSYS_BASE, 0xf00, 0x100},
+	{"mutex", (void *)DISP_MUTEX_BASE, 0x000, 0x100},
+	{"ovl0", (void *)DISP_OVL0_BASE, 0x000, 0x100},
+	{"ovl0", (void *)DISP_OVL0_BASE, 0xf00, 0x100},
+	{"ovl0_2l", (void *)DISP_OVL1_BASE, 0x000, 0x100},
+	{"ovl0_2l", (void *)DISP_OVL1_BASE, 0xf00, 0x100},
+	{"rdma0", (void *)DISP_RDMA0_BASE, 0x000, 0x100},
+	{"color0", (void *)DISP_COLOR0_BASE, 0x400, 0x100},
+	{"color0", (void *)DISP_COLOR0_BASE, 0xc00, 0x100},
+	{"ccorr0", (void *)DISP_CCORR0_BASE, 0x000, 0x100},
+	{"aal0", (void *)DISP_AAL0_BASE, 0x000, 0x100},
+	{"aal0", (void *)DISP_AAL0_BASE, 0x400, 0x100},
+	{"gamma0", (void *)DISP_GAMMA0_BASE, 0x000, 0x100},
+	{"postmask0", (void *)DISP_POSTMASK0_BASE, 0x000, 0x100},
+	{"dither0", (void *)DISP_DITHER0_BASE, 0x000, 0x100},
+	{"dsi0", (void *)DSI0_BASE, 0x000, 0x100},
+#endif
+};
+
+static void dump_module(struct module_info *comp)
+{
+	u32 i;
+	void *local_offset;
+
+	printk(BIOS_INFO, "start dump module %s\n", comp->name);
+
+	local_offset = (comp->va + comp->offset);
+
+	for (i = 0; i < comp->lenght/4; i+=4, local_offset+=16) {
+		printk(BIOS_INFO, "0x%08llX | %08X %08X %08X %08X\n",
+			(u64)local_offset,
+			read32((local_offset + 0x0)),
+			read32((local_offset + 0x4)),
+			read32((local_offset + 0x8)),
+			read32((local_offset + 0xc)));
+	}
+}
+
+static void dump_disp_info(void)
+{
+	u32 i;
+	struct module_info *comp;
+
+	printk(BIOS_INFO, "%s\n", __func__);
+
+	for (i = 0; i < sizeof(dump_info)/ sizeof(struct module_info); i++) {
+		comp = &dump_info[i];
+		dump_module(comp);
+	}
+}
+
 void mtk_ddp_init(void)
 {
    disp_clock_on();
@@ -196,4 +261,8 @@
    rdma_start();
    ovl_layer_config(fmt, bpp, width, height);
    ovl_bgclr_in_sel(1);
+
+	dump_disp_info();
+
+	//while(1);
 }