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cmd: ti: ddr3: Move the print statement after test

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If the ECC is enabled over the entire memory region, we need to ensure
the printf/put calls do not modify the stack after ECC is disabled.
Moved the printf/put statements after ECC is enabled.

Signed-off-by: Krunal Bhargav <k-bhargav@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
This commit is contained in:
Krunal Bhargav
2019-09-16 13:47:19 +05:30
committed by Tom Rini
parent 2b2e1573cf
commit 92ffd0d9ed
1 changed files with 5 additions and 4 deletions
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9
cmd/ti/ddr3.c
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@@ -202,10 +202,6 @@ static int ddr_memory_ecc_err(u32 addr, u32 ecc_err)
writel(val2, addr); writel(val2, addr);
val3 = readl(addr); val3 = readl(addr);
printf("\tECC test: addr 0x%x, read data 0x%x, written data 0x%x, err pattern: 0x%x, read after write data 0x%x\n",
addr, val1, val2, ecc_err, val3);
puts("\tECC test: Enabling DDR ECC ...\n");
#ifdef CONFIG_ARCH_KEYSTONE #ifdef CONFIG_ARCH_KEYSTONE
ecc_ctrl = ECC_START_ADDR1 | (ECC_END_ADDR1 << 16); ecc_ctrl = ECC_START_ADDR1 | (ECC_END_ADDR1 << 16);
writel(ecc_ctrl, EMIF1_BASE + KS2_DDR3_ECC_ADDR_RANGE1_OFFSET); writel(ecc_ctrl, EMIF1_BASE + KS2_DDR3_ECC_ADDR_RANGE1_OFFSET);
@@ -214,6 +210,11 @@ static int ddr_memory_ecc_err(u32 addr, u32 ecc_err)
writel(ecc_ctrl, &emif->emif_ecc_ctrl_reg); writel(ecc_ctrl, &emif->emif_ecc_ctrl_reg);
#endif #endif
printf("\tECC test: addr 0x%x, read data 0x%x, written data 0x%x, err pattern: 0x%x, read after write data 0x%x\n",
addr, val1, val2, ecc_err, val3);
puts("\tECC test: Enabled DDR ECC ...\n");
val1 = readl(addr); val1 = readl(addr);
printf("\tECC test: addr 0x%x, read data 0x%x\n", addr, val1); printf("\tECC test: addr 0x%x, read data 0x%x\n", addr, val1);