diff options
| author | edgar_igl <edgar_igl@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-01-07 13:24:40 +0000 |
|---|---|---|
| committer | edgar_igl <edgar_igl@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-01-07 13:24:40 +0000 |
| commit | ab86bb3b0802aab0c12bcc6953ec4359f74d494d (patch) | |
| tree | c3c4fc48cbbfb79081ed3a91c6dfc250946acdc1 | |
| parent | c38ac98da54d2da7a71efde0cbf5ad9021dac4e4 (diff) | |
ETRAX: Support timer count reads and correct frequencies.
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6206 c046a42c-6fe2-441c-8c8c-71466251a162
| -rw-r--r-- | hw/etraxfs_timer.c | 33 |
1 files changed, 7 insertions, 26 deletions
diff --git a/hw/etraxfs_timer.c b/hw/etraxfs_timer.c index a895ed38f3..04bdede272 100644 --- a/hw/etraxfs_timer.c +++ b/hw/etraxfs_timer.c @@ -75,15 +75,6 @@ struct fs_timer_t { uint32_t r_masked_intr; }; -static uint32_t timer_rinvalid (void *opaque, target_phys_addr_t addr) -{ - struct fs_timer_t *t = opaque; - CPUState *env = t->env; - cpu_abort(env, "Unsupported short access. reg=" TARGET_FMT_plx "\n", - addr); - return 0; -} - static uint32_t timer_readl (void *opaque, target_phys_addr_t addr) { struct fs_timer_t *t = opaque; @@ -91,9 +82,10 @@ static uint32_t timer_readl (void *opaque, target_phys_addr_t addr) switch (addr) { case R_TMR0_DATA: + r = ptimer_get_count(t->ptimer_t0); break; case R_TMR1_DATA: - D(printf ("R_TMR1_DATA\n")); + r = ptimer_get_count(t->ptimer_t1); break; case R_TIME: r = qemu_get_clock(vm_clock) / 10; @@ -111,15 +103,6 @@ static uint32_t timer_readl (void *opaque, target_phys_addr_t addr) return r; } -static void -timer_winvalid (void *opaque, target_phys_addr_t addr, uint32_t value) -{ - struct fs_timer_t *t = opaque; - CPUState *env = t->env; - cpu_abort(env, "Unsupported short access. reg=" TARGET_FMT_plx "\n", - addr); -} - #define TIMER_SLOWDOWN 1 static void update_ctrl(struct fs_timer_t *t, int tnum) { @@ -155,7 +138,7 @@ static void update_ctrl(struct fs_timer_t *t, int tnum) case 4: freq_hz = 29493000; break; case 5: freq_hz = 32000000; break; case 6: freq_hz = 32768000; break; - case 7: freq_hz = 100001000; break; + case 7: freq_hz = 100000000; break; default: abort(); break; @@ -163,8 +146,8 @@ static void update_ctrl(struct fs_timer_t *t, int tnum) D(printf ("freq_hz=%d div=%d\n", freq_hz, div)); div = div * TIMER_SLOWDOWN; - div >>= 10; - freq_hz >>= 10; + div /= 1000; + freq_hz /= 1000; ptimer_set_freq(timer, freq_hz); ptimer_set_limit(timer, div, 0); @@ -309,14 +292,12 @@ timer_writel (void *opaque, target_phys_addr_t addr, uint32_t value) } static CPUReadMemoryFunc *timer_read[] = { - &timer_rinvalid, - &timer_rinvalid, + NULL, NULL, &timer_readl, }; static CPUWriteMemoryFunc *timer_write[] = { - &timer_winvalid, - &timer_winvalid, + NULL, NULL, &timer_writel, }; |