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| author | Albert Ou <albert@sifive.com> | 2016-12-14 17:15:14 -0800 |
|---|---|---|
| committer | Albert Ou <albert@sifive.com> | 2016-12-14 17:15:14 -0800 |
| commit | 15ad5fcfe5cf9e57dfcddad144a9364de2d7d0f5 (patch) | |
| tree | 72453b2c49d76a7ce6f888262a9c87bab1d3eb5d /bsp/env/freedom-e300-hifive1/start.S | |
| parent | 9177cd7f681142bc050b983ea6e0f8d474fea34d (diff) | |
Move start.S and entry.S to a common directory
Diffstat (limited to 'bsp/env/freedom-e300-hifive1/start.S')
| -rw-r--r-- | bsp/env/freedom-e300-hifive1/start.S | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/bsp/env/freedom-e300-hifive1/start.S b/bsp/env/freedom-e300-hifive1/start.S deleted file mode 100644 index 77e223d..0000000 --- a/bsp/env/freedom-e300-hifive1/start.S +++ /dev/null @@ -1,51 +0,0 @@ -// See LICENSE for license details. - - .section .init - .globl _start - .type _start,@function - -_start: - la gp, _gp - la sp, _sp - - /* Load data section */ - la a0, _data_lma - la a1, _data - la a2, _edata - bgeu a1, a2, 2f -1: - lw t0, (a0) - sw t0, (a1) - addi a0, a0, 4 - addi a1, a1, 4 - bltu a1, a2, 1b -2: - - /* Clear bss section */ - la a0, __bss_start - la a1, _end - bgeu a0, a1, 2f -1: - sw zero, (a0) - addi a0, a0, 4 - bltu a0, a1, 1b -2: - - /* Call global constructors */ - la a0, __libc_fini_array - call atexit - call __libc_init_array - -#ifndef __riscv_float_abi_soft - /* Enable FPU */ - li t0, MSTATUS_FS - csrs mstatus, t0 - csrr t1, mstatus - and t1, t1, t0 - beqz t1, 1f - fssr x0 -1: -#endif - - call main - tail exit |