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| author | Megan Wachs <megan@sifive.com> | 2016-12-09 17:29:16 -0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2016-12-09 17:29:16 -0800 |
| commit | 7b9f876e2584e277accb2f38488fc0cfadcb6387 (patch) | |
| tree | 81fc4b0ef94dfa74c0db3a09d383dded5f9ab53b /bsp/env/freedom-e300-arty | |
| parent | 7011ca48a2ef9205184a03a854ba310ebcda0e40 (diff) | |
| parent | a68a562a49da111ff722a1651dd6f74604d3247b (diff) | |
Merge pull request #20 from sifive/trap_entry
demo_gpio: Correct trap_entry handling to enable timer/ext interrupts
Diffstat (limited to 'bsp/env/freedom-e300-arty')
| -rw-r--r-- | bsp/env/freedom-e300-arty/init.c | 5 | ||||
| l--------- | bsp/env/freedom-e300-arty/start.S | 1 |
2 files changed, 4 insertions, 2 deletions
diff --git a/bsp/env/freedom-e300-arty/init.c b/bsp/env/freedom-e300-arty/init.c index 36272f7..37e9725 100644 --- a/bsp/env/freedom-e300-arty/init.c +++ b/bsp/env/freedom-e300-arty/init.c @@ -5,6 +5,7 @@ #include "encoding.h" extern int main(int argc, char** argv); +extern void trap_entry(); uint32_t get_cpu_freq() { @@ -43,7 +44,7 @@ uintptr_t handle_trap(uintptr_t mcause, uintptr_t epc) #endif } else { - write(1, "trap\n", 5); + write(1, "Unhandled Trap:\n", 16); _exit(1 + mcause); } return epc; @@ -55,7 +56,7 @@ void _init() printf("core freq at %d Hz\n", get_cpu_freq()); - write_csr(mtvec, &handle_trap); + write_csr(mtvec, &trap_entry); _exit(main(0, NULL)); } diff --git a/bsp/env/freedom-e300-arty/start.S b/bsp/env/freedom-e300-arty/start.S new file mode 120000 index 0000000..028e9bf --- /dev/null +++ b/bsp/env/freedom-e300-arty/start.S @@ -0,0 +1 @@ +../freedom-e300-hifive1/start.S
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