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authorTim Newsome <tim@sifive.com>2019-09-23 15:51:17 -0700
committerGitHub <noreply@github.com>2019-09-23 15:51:17 -0700
commitbf1e201336c8cfbe0a8b3d3667bdff6fe3ce6581 (patch)
tree966bace4b4c4b17a9cc502dccf6e1afe814f8f78 /contrib/loaders
parentc5bb7fb2304c5f4fa62b864185106aaf7c0c1b98 (diff)
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The stack is relative to the program. (#409)
Just like everything else. Fixes flashing on targets that don't have RAM at 0x80000000. Change-Id: Ibf423c95ba333660e760d5110f5ce2375c1b762c
Diffstat (limited to 'contrib/loaders')
-rw-r--r--contrib/loaders/flash/fespi/riscv32_fespi.inc5
-rw-r--r--contrib/loaders/flash/fespi/riscv64_fespi.inc4
-rw-r--r--contrib/loaders/flash/fespi/riscv_wrapper.S5
3 files changed, 7 insertions, 7 deletions
diff --git a/contrib/loaders/flash/fespi/riscv32_fespi.inc b/contrib/loaders/flash/fespi/riscv32_fespi.inc
index 5e14ff6..338ae35 100644
--- a/contrib/loaders/flash/fespi/riscv32_fespi.inc
+++ b/contrib/loaders/flash/fespi/riscv32_fespi.inc
@@ -1,5 +1,5 @@
/* Autogenerated with ../../../../src/helper/bin2char.sh */
-0x17,0x01,0x00,0x00,0x03,0x21,0xc1,0x2e,0xef,0x00,0x80,0x10,0x73,0x00,0x10,0x00,
+0x17,0x01,0x00,0x00,0x13,0x01,0x81,0x2e,0xef,0x00,0x80,0x10,0x73,0x00,0x10,0x00,
0x93,0x07,0x90,0x3e,0x93,0x87,0xf7,0xff,0x63,0x96,0x07,0x00,0x13,0x05,0x10,0x00,
0x67,0x80,0x00,0x00,0x03,0x27,0x45,0x07,0x13,0x77,0x17,0x00,0xe3,0x04,0x07,0xfe,
0x13,0x05,0x00,0x00,0x67,0x80,0x00,0x00,0x93,0x07,0x90,0x3e,0x93,0x87,0xf7,0xff,
@@ -45,5 +45,4 @@
0x09,0x53,0x67,0x08,0x09,0x53,0x67,0x08,0x09,0x53,0x67,0x08,0x09,0x53,0x67,0x08,
0x09,0x53,0x67,0x08,0x09,0x53,0x67,0x08,0x09,0x53,0x67,0x08,0x09,0x53,0x67,0x08,
0x09,0x53,0x67,0x08,0x09,0x53,0x67,0x08,0x09,0x53,0x67,0x08,0x09,0x53,0x67,0x08,
-0x09,0x53,0x67,0x08,0x09,0x53,0x67,0x08,0x00,0x00,0x00,0x00,0xe8,0x02,0x00,0x80,
-0xff,0xff,0xff,0xff,0x00,0x00,0x00,0x00,
+0x09,0x53,0x67,0x08,0x09,0x53,0x67,0x08,
diff --git a/contrib/loaders/flash/fespi/riscv64_fespi.inc b/contrib/loaders/flash/fespi/riscv64_fespi.inc
index d090641..b8b1d40 100644
--- a/contrib/loaders/flash/fespi/riscv64_fespi.inc
+++ b/contrib/loaders/flash/fespi/riscv64_fespi.inc
@@ -1,5 +1,5 @@
/* Autogenerated with ../../../../src/helper/bin2char.sh */
-0x17,0x01,0x00,0x00,0x03,0x31,0x81,0x35,0xef,0x00,0x40,0x12,0x73,0x00,0x10,0x00,
+0x17,0x01,0x00,0x00,0x13,0x01,0x01,0x35,0xef,0x00,0x40,0x12,0x73,0x00,0x10,0x00,
0x93,0x07,0x90,0x3e,0x9b,0x87,0xf7,0xff,0x63,0x96,0x07,0x00,0x13,0x05,0x10,0x00,
0x67,0x80,0x00,0x00,0x03,0x27,0x45,0x07,0x13,0x77,0x17,0x00,0xe3,0x04,0x07,0xfe,
0x13,0x05,0x00,0x00,0x67,0x80,0x00,0x00,0x93,0x07,0x90,0x3e,0x9b,0x87,0xf7,0xff,
@@ -52,5 +52,3 @@
0x09,0x53,0x67,0x08,0x00,0x00,0x00,0x00,0x09,0x53,0x67,0x08,0x00,0x00,0x00,0x00,
0x09,0x53,0x67,0x08,0x00,0x00,0x00,0x00,0x09,0x53,0x67,0x08,0x00,0x00,0x00,0x00,
0x09,0x53,0x67,0x08,0x00,0x00,0x00,0x00,0x09,0x53,0x67,0x08,0x00,0x00,0x00,0x00,
-0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x50,0x03,0x00,0x80,0x00,0x00,0x00,0x00,
-0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
diff --git a/contrib/loaders/flash/fespi/riscv_wrapper.S b/contrib/loaders/flash/fespi/riscv_wrapper.S
index b63b48a..c3f11ec 100644
--- a/contrib/loaders/flash/fespi/riscv_wrapper.S
+++ b/contrib/loaders/flash/fespi/riscv_wrapper.S
@@ -11,7 +11,10 @@
.section .text.entry
.global _start
_start:
- la sp, stack_end
+ /* Spell out `la sp, stack_end` because otherwise the assembler won't
+ generate position-independent code. */
+1: auipc sp, %pcrel_hi(stack_end) # load stack_end(hi)
+ addi sp, sp, %pcrel_lo(1b) # load stack_end(lo)
jal flash_fespi
ebreak