diff options
Diffstat (limited to 'arch/powerpc/sysdev/cpm2_common.c')
| -rw-r--r-- | arch/powerpc/sysdev/cpm2_common.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/arch/powerpc/sysdev/cpm2_common.c b/arch/powerpc/sysdev/cpm2_common.c index f7a04892400b..73376f9c1560 100644 --- a/arch/powerpc/sysdev/cpm2_common.c +++ b/arch/powerpc/sysdev/cpm2_common.c @@ -51,6 +51,7 @@ cpm_cpm2_t *cpmp; /* Pointer to comm processor space */ * the communication processor devices. */ cpm2_map_t *cpm2_immr; +intctl_cpm2_t *cpm2_intctl; #define CPM_MAP_SIZE (0x40000) /* 256k - the PQ3 reserve this amount of space for CPM as it is larger @@ -60,6 +61,7 @@ void cpm2_reset(void) { cpm2_immr = (cpm2_map_t *)ioremap(CPM_MAP_ADDR, CPM_MAP_SIZE); + cpm2_intctl = cpm2_map(im_intctl); /* Reclaim the DP memory for our use. */ @@ -94,13 +96,15 @@ cpm_setbrg(uint brg, uint rate) /* This is good enough to get SMCs running..... */ if (brg < 4) { - bp = (uint *)&cpm2_immr->im_brgc1; + bp = cpm2_map_size(im_brgc1, 16); } else { - bp = (uint *)&cpm2_immr->im_brgc5; + bp = cpm2_map_size(im_brgc5, 16); brg -= 4; } bp += brg; *bp = ((BRG_UART_CLK / rate) << 1) | CPM_BRG_EN; + + cpm2_unmap(bp); } /* This function is used to set high speed synchronous baud rate @@ -112,16 +116,18 @@ cpm2_fastbrg(uint brg, uint rate, int div16) volatile uint *bp; if (brg < 4) { - bp = (uint *)&cpm2_immr->im_brgc1; + bp = cpm2_map_size(im_brgc1, 16); } else { - bp = (uint *)&cpm2_immr->im_brgc5; + bp = cpm2_map_size(im_brgc5, 16); brg -= 4; } bp += brg; *bp = ((BRG_INT_CLK / rate) << 1) | CPM_BRG_EN; if (div16) *bp |= CPM_BRG_DIV16; + + cpm2_unmap(bp); } /* @@ -132,11 +138,14 @@ static spinlock_t cpm_dpmem_lock; * until the memory subsystem goes up... */ static rh_block_t cpm_boot_dpmem_rh_block[16]; static rh_info_t cpm_dpmem_info; +static u8* im_dprambase; static void cpm2_dpinit(void) { spin_lock_init(&cpm_dpmem_lock); + im_dprambase = ioremap(CPM_MAP_ADDR, CPM_DATAONLY_BASE + CPM_DATAONLY_SIZE); + /* initialize the info header */ rh_init(&cpm_dpmem_info, 1, sizeof(cpm_boot_dpmem_rh_block) / @@ -205,6 +214,6 @@ EXPORT_SYMBOL(cpm_dpdump); void *cpm_dpram_addr(uint offset) { - return (void *)&cpm2_immr->im_dprambase[offset]; + return (void *)(im_dprambase + offset); } EXPORT_SYMBOL(cpm_dpram_addr); |