Since we lack enough information to get parameters here as well.
Signed-off-by: Luc Verhaegen <[email protected]>
---
meminfo.c | 71 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 71 insertions(+), 0 deletions(-)
diff --git a/meminfo.c b/meminfo.c
index b639746..86b5c1e 100644
--- a/meminfo.c
+++ b/meminfo.c
@@ -215,6 +215,38 @@ dram_registers_print(unsigned int address, int size, const
struct regs *regs,
return 0;
}
+static int
+dram_register_range_print(unsigned int address, int size,
+ const char *description, const char *prefix)
+{
+ void *base;
+ int i;
+
+ base = mmap(NULL, size, PROT_READ, MAP_SHARED, devmem_fd, address);
+ if (base == MAP_FAILED) {
+ fprintf(stderr, "Failed to map %s registers: %s\n",
+ description, strerror(errno));
+ return errno;
+ }
+
+ printf("/*\n");
+ printf(" * %s Registers\n", description);
+ printf(" */\n");
+
+ for (i = 0; i < size; i += 4) {
+ unsigned int reg = sunxi_io_read(base, i);
+
+ if (reg)
+ printf("%s_%03X = 0x%08x;\n", prefix, i, reg);
+ }
+
+ printf("\n");
+
+ munmap(base, size);
+
+ return 0;
+}
+
/*
* Read DRAM parameters.
*/
@@ -638,6 +670,43 @@ sun6i_dram_regs_print(void)
return 0;
}
+/*
+ *
+ */
+static int
+sun8i_dram_regs_print(void)
+{
+ unsigned int clock;
+ int ret;
+
+ ret = sunxi_dram_clock_read(&clock);
+ if (ret)
+ return ret;
+
+ printf("DRAM Clock: %dMHz\n", clock);
+
+ ret = dram_register_range_print(SUN6I_IO_DRAMCOM_BASE,
+ SUN6I_IO_DRAMCOM_SIZE,
+ "DRAM COM", "SDR_COM");
+ if (ret)
+ return ret;
+
+
+ ret = dram_register_range_print(SUN6I_IO_DRAMCTL_BASE,
+ SUN6I_IO_DRAMCTL_SIZE,
+ "DRAM CTL", "SDR_CTL");
+ if (ret)
+ return ret;
+
+ ret = dram_register_range_print(SUN6I_IO_DRAMPHY_BASE,
+ SUN6I_IO_DRAMPHY_SIZE,
+ "DRAM PHY", "SDR_PHY");
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
static void
print_usage(const char *name)
{
@@ -702,6 +771,8 @@ main(int argc, char *argv[])
return sun4i_dram_para_print(uboot);
case SUNXI_SOC_SUN6I:
return sun6i_dram_regs_print();
+ case SUNXI_SOC_SUN8I:
+ return sun8i_dram_regs_print();
default:
fprintf(stderr, "Error: unknown or unhandled Soc: 0x%04X\n",
soc_version);
--
1.7.7
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