=================================================================== RCS file: /cvs/funnyos/arch/sam7s64/config.c,v retrieving revision 1.9 retrieving revision 1.18 diff -u -r1.9 -r1.18 --- funnyos/arch/sam7s64/config.c 2007/11/24 10:12:44 1.9 +++ funnyos/arch/sam7s64/config.c 2008/01/02 02:32:27 1.18 @@ -1,5 +1,5 @@ /* - * $Id: config.c,v 1.9 2007/11/24 10:12:44 nbrk Exp $ + * $Id: config.c,v 1.18 2008/01/02 02:32:27 nbrk Exp $ */ #include #include @@ -17,10 +17,16 @@ extern struct driver saapbus_dr; extern struct driver sapio_dr; extern struct driver gpioled_dr; +extern struct driver saaic_dr; +extern struct driver sartt_dr; +extern struct driver gpiobtn_dr; +extern struct driver saspi_dr; +extern struct driver spisdmmc_dr; +extern struct driver sdmmc_dr; +extern struct driver gpio7seg_dr; - extern void (*putchar)(char); -extern void sausart_0_putchar(char ch); +extern void sausart_early_putchar(char ch); /* amount of physical memory, in Bytes */ uint32_t physmem = 16384 /* 16KB :) */; @@ -30,12 +36,20 @@ */ struct attachinfo config_attachinfo[] = { /* child, parent, pminor, loc, intrno, flags */ - { "cpu" , "root", 0, 0, 0, 0 }, - { "saapbus","root", 0, 0, 0, 0 }, - { "sapio", "saapbus", 0, 0, 0, 0 }, - { "gpioled","sapio", 0, 17, 0, 0 }, - { "gpioled","sapio", 0, 18, 0, 0 }, - { NULL, NULL, 0, 0, 0, 0 } + { "cpu" , "root", 0, 0, -1, 0 }, + { "saapbus","root", 0, 0, -1, 0 }, + { "sapio", "saapbus", 0, 0, -1, 0 }, + { "gpioled","sapio", 0, 17, -1, 0 }, + { "gpioled","sapio", 0, 18, -1, 0 }, + { "gpiobtn","sapio", 0, 19, 0, 0 /*controls gpioled/0*/}, + { "gpiobtn","sapio", 0, 20, 30, 0 /*controls gpioled/1*/}, + { "gpio7seg","sapio", 0, 0, -1, 0 }, +// { "sartt", "saapbus", 0, 0, 1, 0 }, + { "saspi", "saapbus", 0, 0, 0, 0 }, +// { "spisdmmc","saspi", 0, 0, 0, 0 }, +// { "sdmmc", "spisdmmc", 0, 0, 0, 0 }, +// { "saaic", "saapbus", 0, 0, -1, 0 }, + { NULL, NULL, 0, 0, -1, 0 } }; @@ -49,6 +63,13 @@ { "saapbus" , &saapbus_dr, -1 }, { "sapio", &sapio_dr, -1 }, { "gpioled", &gpioled_dr, -1 }, + { "saaic", &saaic_dr, -1 }, + { "sartt", &sartt_dr, -1 }, + { "gpiobtn", &gpiobtn_dr, -1 }, + { "saspi", &saspi_dr, -1 }, + { "spisdmmc", &spisdmmc_dr, -1 }, + { "sdmmc", &sdmmc_dr, -1 }, + { "gpio7seg", &gpio7seg_dr, -1 }, { NULL, NULL, 0 } }; @@ -71,6 +92,9 @@ /* set FLASH to high-speed */ *AT91C_MC_FMR = AT91C_MC_FWS_0FWS; + /* enable user RESET (magic button on board) */ + *AT91C_RSTC_RMR = AT91C_RSTC_URSTEN | AT91C_RSTC_KEY; + /* * Initialize oscillators. * Taken from Atmel's examples. @@ -118,23 +142,14 @@ while(!(*AT91C_PMC_SR & AT91C_PMC_MCKRDY)) ; - /* enable clock to PIO and USART0 */ - *AT91C_PMC_PCER = AT91C_ID_PIOA | AT91C_ID_US0 AT91C_ID_PDC; + /* enable clock to all modules */ + *AT91C_PMC_PCER = AT91C_ALL_INT; - *AT91C_PIOA_PER = (1 << 17 | 1 << 18); - *AT91C_PIOA_OER = (1 << 17 | 1 << 18); - *AT91C_PIOA_CODR= (1 << 17 | 1 << 18); - /* initialize USART0 (we clock it in PMC above) */ *AT91C_PIOA_PDR = AT91C_PA5_RXD0 | /* Enable RxD0 Pin */ AT91C_PA6_TXD0; /* Enalbe TxD0 Pin */ - *AT91C_US0_CR = AT91C_US_RSTRX | /* Reset Receiver */ - AT91C_US_RSTTX | /* Reset Transmitter */ - AT91C_US_RXDIS | /* Receiver Disable */ - AT91C_US_TXDIS; /* Transmitter Disable */ - *AT91C_US0_MR = AT91C_US_USMODE_NORMAL | /* Normal Mode */ AT91C_US_CLKS_CLOCK | /* Clock = MCK */ AT91C_US_CHRL_8_BITS | /* 8-bit Data */ @@ -143,14 +158,14 @@ *AT91C_US0_BRGR = 48054857 / 16 / 9600; /* Baud Rate Divisor */ + /* enable DMA transfers on USART0 */ + *AT91C_US0_PTCR = AT91C_PDC_TXTEN | AT91C_PDC_RXTEN; + *AT91C_US0_CR = AT91C_US_RXEN | /* Receiver Enable */ AT91C_US_TXEN; /* Transmitter Enable */ /* redefine putchar */ - putchar = sausart_0_putchar; -// putchar(0); -// putchar(0x46); -// putchar(0x46); + putchar = sausart_early_putchar; }