diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/sc520_cdp/sc520_cdp.c | 122 | ||||
| -rw-r--r-- | board/smdk2400/flash.c | 2 | ||||
| -rw-r--r-- | board/trab/flash.c | 133 | ||||
| -rw-r--r-- | board/trab/trab.c | 26 | ||||
| -rw-r--r-- | board/trab/vfd.c | 450 |
5 files changed, 435 insertions, 298 deletions
diff --git a/board/sc520_cdp/sc520_cdp.c b/board/sc520_cdp/sc520_cdp.c index ba6255f..2809ff7 100644 --- a/board/sc520_cdp/sc520_cdp.c +++ b/board/sc520_cdp/sc520_cdp.c @@ -31,35 +31,35 @@ static void irq_init(void) { - + /* disable global interrupt mode */ - write_mmcr_byte(SC520_PICICR, 0x40); - + write_mmcr_byte(SC520_PICICR, 0x40); + /* set irq0-7 to edge */ write_mmcr_byte(SC520_MPICMODE, 0x00); - + /* set irq9-12 to level, all the other (8, 13-15) are edge */ write_mmcr_byte(SC520_SL1PICMODE, 0x1e); - + /* set irq16-24 (unused slave pic2) to level */ write_mmcr_byte(SC520_SL2PICMODE, 0xff); - - /* active low polarity on PIC interrupt pins, + + /* active low polarity on PIC interrupt pins, active high polarity on all other irq pins */ write_mmcr_word(SC520_INTPINPOL, 0); /* set irq number mapping */ - write_mmcr_byte(SC520_GPTMR0MAP,0); /* disable GP timer 0 INT */ + write_mmcr_byte(SC520_GPTMR0MAP,0); /* disable GP timer 0 INT */ write_mmcr_byte(SC520_GPTMR1MAP,0); /* disable GP timer 1 INT */ write_mmcr_byte(SC520_GPTMR2MAP,0); /* disable GP timer 2 INT */ - write_mmcr_byte(SC520_PIT0MAP,0x1); /* Set PIT timer 0 INT to IRQ0 */ + write_mmcr_byte(SC520_PIT0MAP,0x1); /* Set PIT timer 0 INT to IRQ0 */ write_mmcr_byte(SC520_PIT1MAP,0); /* diable PIT timer 1 INT */ write_mmcr_byte(SC520_PIT2MAP,0); /* diable PIT timer 2 INT */ write_mmcr_byte(SC520_PCIINTAMAP,0x4); /* Set PCI INT A to IRQ9 */ write_mmcr_byte(SC520_PCIINTBMAP,0x5); /* Set PCI INT B to IRQ10 */ write_mmcr_byte(SC520_PCIINTCMAP,0x6); /* Set PCI INT C to IRQ11 */ write_mmcr_byte(SC520_PCIINTDMAP,0x7); /* Set PCI INT D to IRQ12 */ - write_mmcr_byte(SC520_DMABCINTMAP,0); /* disable DMA INT */ + write_mmcr_byte(SC520_DMABCINTMAP,0); /* disable DMA INT */ write_mmcr_byte(SC520_SSIMAP,0); /* disable Synchronius serial INT */ write_mmcr_byte(SC520_WDTMAP,0); /* disable Watchdor INT */ write_mmcr_byte(SC520_RTCMAP,0x3); /* Set RTC int to 8 */ @@ -69,28 +69,28 @@ static void irq_init(void) write_mmcr_byte(SC520_GP0IMAP,6); /* Set GPIRQ0 (ISA IRQ2) to IRQ9 */ write_mmcr_byte(SC520_GP1IMAP,2); /* Set GPIRQ1 (SIO IRQ1) to IRQ1 */ write_mmcr_byte(SC520_GP2IMAP,7); /* Set GPIRQ2 (ISA IRQ12) to IRQ12 */ - + if (CFG_USE_SIO_UART) { write_mmcr_byte(SC520_UART1MAP,0); /* disable internal UART1 INT */ write_mmcr_byte(SC520_UART2MAP,0); /* disable internal UART2 INT */ - write_mmcr_byte(SC520_GP3IMAP,11); /* Set GPIRQ3 (ISA IRQ3) to IRQ3 */ + write_mmcr_byte(SC520_GP3IMAP,11); /* Set GPIRQ3 (ISA IRQ3) to IRQ3 */ write_mmcr_byte(SC520_GP4IMAP,12); /* Set GPIRQ4 (ISA IRQ4) to IRQ4 */ } else { write_mmcr_byte(SC520_UART1MAP,12); /* Set internal UART2 INT to IRQ4 */ write_mmcr_byte(SC520_UART2MAP,11); /* Set internal UART2 INT to IRQ3 */ - write_mmcr_byte(SC520_GP3IMAP,0); /* disable GPIRQ3 (ISA IRQ3) */ + write_mmcr_byte(SC520_GP3IMAP,0); /* disable GPIRQ3 (ISA IRQ3) */ write_mmcr_byte(SC520_GP4IMAP,0); /* disable GPIRQ4 (ISA IRQ4) */ } - + write_mmcr_byte(SC520_GP5IMAP,13); /* Set GPIRQ5 (ISA IRQ5) to IRQ5 */ write_mmcr_byte(SC520_GP6IMAP,21); /* Set GPIRQ6 (ISA IRQ6) to IRQ6 */ write_mmcr_byte(SC520_GP7IMAP,22); /* Set GPIRQ7 (ISA IRQ7) to IRQ7 */ write_mmcr_byte(SC520_GP8IMAP,3); /* Set GPIRQ8 (SIO IRQ8) to IRQ8 */ write_mmcr_byte(SC520_GP9IMAP,4); /* Set GPIRQ9 (ISA IRQ9) to IRQ9 */ - write_mmcr_byte(SC520_GP10IMAP,9); /* Set GPIRQ10 (ISA IRQ10) to IRQ10 */ + write_mmcr_byte(SC520_GP10IMAP,9); /* Set GPIRQ10 (ISA IRQ10) to IRQ10 */ write_mmcr_word(SC520_PCIHOSTMAP,0x11f); /* Map PCI hostbridge INT to NMI */ write_mmcr_word(SC520_ECCMAP,0x100); /* Map SDRAM ECC failure INT to NMI */ - + } /* PCI stuff */ @@ -98,11 +98,11 @@ static void pci_sc520_cdp_fixup_irq(struct pci_controller *hose, pci_dev_t dev) { char pin; int irq; - - + + pci_hose_read_config_byte(hose, dev, PCI_INTERRUPT_PIN, &pin); irq = pin-1; - + switch (PCI_DEV(dev)) { case 20: break; @@ -115,20 +115,20 @@ static void pci_sc520_cdp_fixup_irq(struct pci_controller *hose, pci_dev_t dev) case 17: irq+=3; break; - default: + default: return; } - + irq&=3; /* wrap around */ irq+=9; /* lowest IRQ is 9 */ - + pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, irq); -#if 0 - printf("fixup_irq: device %d pin %c irq %d\n", +#if 0 + printf("fixup_irq: device %d pin %c irq %d\n", PCI_DEV(dev), 'A' + pin -1, irq); #endif } - + static struct pci_controller sc520_cdp_hose = { fixup_irq: pci_sc520_cdp_fixup_irq, }; @@ -147,7 +147,7 @@ static void silence_uart(int port) void setup_ali_sio(int uart_primary) { ali512x_init(); - + ali512x_set_fdc(ALI_ENABLED, 0x3f2, 6, 0); ali512x_set_pp(ALI_ENABLED, 0x278, 7, 3); ali512x_set_uart(ALI_ENABLED, ALI_UART1, uart_primary?0x3f8:0x3e8, 4); @@ -155,21 +155,21 @@ void setup_ali_sio(int uart_primary) ali512x_set_rtc(ALI_DISABLED, 0, 0); ali512x_set_kbc(ALI_ENABLED, 1, 12); ali512x_set_cio(ALI_ENABLED); - + /* IrDa pins */ ali512x_cio_function(12, 1, 0, 0); ali512x_cio_function(13, 1, 0, 0); - + /* SSI chip select pins */ ali512x_cio_function(14, 0, 0, 0); /* SSI_CS */ - ali512x_cio_function(15, 0, 0, 0); /* SSI_MV */ + ali512x_cio_function(15, 0, 0, 0); /* SSI_MV */ ali512x_cio_function(16, 0, 1, 0); /* SSI_SPI# (inverted) */ /* Board REV pins */ ali512x_cio_function(20, 0, 0, 1); ali512x_cio_function(21, 0, 0, 1); ali512x_cio_function(22, 0, 0, 1); - ali512x_cio_function(23, 0, 0, 1); + ali512x_cio_function(23, 0, 0, 1); } @@ -178,13 +178,13 @@ static void bus_init(void) { /* set up the GP IO pins */ - write_mmcr_word(SC520_PIOPFS31_16, 0xf7ff); /* set the GPIO pin function 31-16 reg */ + write_mmcr_word(SC520_PIOPFS31_16, 0xf7ff); /* set the GPIO pin function 31-16 reg */ write_mmcr_word(SC520_PIOPFS15_0, 0xffff); /* set the GPIO pin function 15-0 reg */ - write_mmcr_byte(SC520_CSPFS, 0xf8); /* set the CS pin function reg */ + write_mmcr_byte(SC520_CSPFS, 0xf8); /* set the CS pin function reg */ write_mmcr_byte(SC520_CLKSEL, 0x70); - - write_mmcr_byte(SC520_GPCSRT, 1); /* set the GP CS offset */ + + write_mmcr_byte(SC520_GPCSRT, 1); /* set the GP CS offset */ write_mmcr_byte(SC520_GPCSPW, 3); /* set the GP CS pulse width */ write_mmcr_byte(SC520_GPCSOFF, 1); /* set the GP CS offset */ write_mmcr_byte(SC520_GPRDW, 3); /* set the RD pulse width */ @@ -192,40 +192,40 @@ static void bus_init(void) write_mmcr_byte(SC520_GPWRW, 3); /* set the GP WR pulse width */ write_mmcr_byte(SC520_GPWROFF, 1); /* set the GP WR offset */ - write_mmcr_word(SC520_BOOTCSCTL, 0x1823); /* set up timing of BOOTCS */ + write_mmcr_word(SC520_BOOTCSCTL, 0x1823); /* set up timing of BOOTCS */ write_mmcr_word(SC520_ROMCS1CTL, 0x1823); /* set up timing of ROMCS1 */ - write_mmcr_word(SC520_ROMCS2CTL, 0x1823); /* set up timing of ROMCS2 */ - + write_mmcr_word(SC520_ROMCS2CTL, 0x1823); /* set up timing of ROMCS2 */ + /* adjust the memory map: * by default the first 256MB (0x00000000 - 0x0fffffff) is mapped to SDRAM * and 256MB to 1G-128k (0x1000000 - 0x37ffffff) is mapped to PCI mmio - * we need to map 1G-128k - 1G (0x38000000 - 0x3fffffff) to CS1 */ - - + * we need to map 1G-128k - 1G (0x38000000 - 0x3fffffff) to CS1 */ + + /* SRAM = GPCS3 128k @ d0000-effff*/ - write_mmcr_long(SC520_PAR2, 0x4e00400d); - + write_mmcr_long(SC520_PAR2, 0x4e00400d); + /* IDE0 = GPCS6 1f0-1f7 */ - write_mmcr_long(SC520_PAR3, 0x380801f0); + write_mmcr_long(SC520_PAR3, 0x380801f0); /* IDE1 = GPCS7 3f6 */ - write_mmcr_long(SC520_PAR4, 0x3c0003f6); + write_mmcr_long(SC520_PAR4, 0x3c0003f6); /* bootcs */ - write_mmcr_long(SC520_PAR12, 0x8bffe800); + write_mmcr_long(SC520_PAR12, 0x8bffe800); /* romcs2 */ - write_mmcr_long(SC520_PAR13, 0xcbfff000); + write_mmcr_long(SC520_PAR13, 0xcbfff000); /* romcs1 */ - write_mmcr_long(SC520_PAR14, 0xabfff800); + write_mmcr_long(SC520_PAR14, 0xabfff800); /* 680 LEDS */ - write_mmcr_long(SC520_PAR15, 0x30000640); - - asm ("wbinvd\n"); /* Flush cache, req. after setting the unchached attribute ona PAR */ + write_mmcr_long(SC520_PAR15, 0x30000640); + + asm ("wbinvd\n"); /* Flush cache, req. after setting the unchached attribute ona PAR */ if (CFG_USE_SIO_UART) { - write_mmcr_byte(SC520_ADDDECCTL, read_mmcr_byte(SC520_ADDDECCTL) | UART2_DIS|UART1_DIS); + write_mmcr_byte(SC520_ADDDECCTL, read_mmcr_byte(SC520_ADDDECCTL) | UART2_DIS|UART1_DIS); setup_ali_sio(1); } else { - write_mmcr_byte(SC520_ADDDECCTL, read_mmcr_byte(SC520_ADDDECCTL) & ~(UART2_DIS|UART1_DIS)); + write_mmcr_byte(SC520_ADDDECCTL, read_mmcr_byte(SC520_ADDDECCTL) & ~(UART2_DIS|UART1_DIS)); setup_ali_sio(0); silence_uart(0x3e8); silence_uart(0x2e8); @@ -242,21 +242,21 @@ static void bus_init(void) int board_init(void) { DECLARE_GLOBAL_DATA_PTR; - - init_sc520(); + + init_sc520(); bus_init(); irq_init(); - + /* max drive current on SDRAM */ write_mmcr_word(SC520_DSCTL, 0x0100); - + /* enter debug mode after next reset (only if jumper is also set) */ write_mmcr_byte(SC520_RESCFG, 0x08); - + /* configure the software timer to 33.333MHz */ write_mmcr_byte(SC520_SWTMRCFG, 0); gd->bus_clk = 33333000; - + return 0; } @@ -277,14 +277,14 @@ int last_stage_init(void) { int minor; int major; - + major = minor = 0; major |= ali512x_cio_in(23)?2:0; major |= ali512x_cio_in(22)?1:0; minor |= ali512x_cio_in(21)?2:0; minor |= ali512x_cio_in(20)?1:0; - + printf("AMD SC520 CDP revision %d.%d\n", major, minor); - + return 0; } diff --git a/board/smdk2400/flash.c b/board/smdk2400/flash.c index c4d6bae..6882b88 100644 --- a/board/smdk2400/flash.c +++ b/board/smdk2400/flash.c @@ -76,7 +76,7 @@ ulong flash_init (void) flash_info[i].sector_count = CFG_MAX_FLASH_SECT; memset (flash_info[i].protect, 0, CFG_MAX_FLASH_SECT); if (i == 0) - flashbase = PHYS_FLASH_1; + flashbase = CFG_FLASH_BASE; else panic ("configured too many flash banks!\n"); for (j = 0; j < flash_info[i].sector_count; j++) { diff --git a/board/trab/flash.c b/board/trab/flash.c index 2443777..a4f164b 100644 --- a/board/trab/flash.c +++ b/board/trab/flash.c @@ -26,12 +26,7 @@ #include <common.h> #include <environment.h> -ulong myflush (void); - - -#define FLASH_BANK_SIZE 0x800000 /* 8 MB */ -/* this varies depending on the sector */ -#define MAIN_SECT_SIZE 0x20000 /* 2 x 64 kB */ +static ulong flash_get_size (vu_long *addr, flash_info_t *info); flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; @@ -43,6 +38,7 @@ flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; #define CMD_ERASE_CONFIRM 0x00300030 #define CMD_PROGRAM 0x00A000A0 #define CMD_UNLOCK_BYPASS 0x00200020 +#define CMD_READ_MANF_ID 0x00900090 #define MEM_FLASH_ADDR1 (*(volatile u32 *)(CFG_FLASH_BASE + (0x00000555 << 2))) #define MEM_FLASH_ADDR2 (*(volatile u32 *)(CFG_FLASH_BASE + (0x000002AA << 2))) @@ -64,27 +60,38 @@ ulong flash_init (void) int i, j; ulong size = 0; - for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) { + for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) { ulong flashbase = 0; + flash_info_t *info = &flash_info[i]; + + /* Init: no FLASHes known */ + info->flash_id = FLASH_UNKNOWN; + + size += flash_get_size (CFG_FLASH_BASE, info); - flash_info[i].flash_id = - (AMD_MANUFACT & FLASH_VENDMASK) | - (AMD_ID_LV320B & FLASH_TYPEMASK); - flash_info[i].size = FLASH_BANK_SIZE; - flash_info[i].sector_count = CFG_MAX_FLASH_SECT; - memset (flash_info[i].protect, 0, CFG_MAX_FLASH_SECT); if (i == 0) - flashbase = PHYS_FLASH_1; + flashbase = CFG_FLASH_BASE; else panic ("configured too many flash banks!\n"); - for (j = 0; j < flash_info[i].sector_count; j++) { - - flash_info[i].start[j] = flashbase; - - /* the first 8 sectors are 8 kB */ - flashbase += (j < 8) ? 0x4000 : MAIN_SECT_SIZE; + for (j = 0; j < info->sector_count; j++) { + + info->protect[j] = 0; + info->start[j] = flashbase; + + switch (info->flash_id & FLASH_TYPEMASK) { + case (FLASH_AM320B & FLASH_TYPEMASK): + /* Boot sector type: 8 x 8 + N x 128 kB */ + flashbase += (j < 8) ? 0x4000 : 0x20000; + break; + case (FLASH_AM640U & FLASH_TYPEMASK): + /* Uniform sector type: 128 kB */ + flashbase += 0x20000; + break; + default: + printf ("## Bad flash chip type 0x%04lX\n", + info->flash_id & FLASH_TYPEMASK); + } } - size += flash_info[i].size; } /* @@ -116,7 +123,7 @@ void flash_print_info (flash_info_t * info) int i; switch (info->flash_id & FLASH_VENDMASK) { - case (AMD_MANUFACT & FLASH_VENDMASK): + case (FLASH_MAN_AMD & FLASH_VENDMASK): printf ("AMD: "); break; default: @@ -125,9 +132,12 @@ void flash_print_info (flash_info_t * info) } switch (info->flash_id & FLASH_TYPEMASK) { - case (AMD_ID_LV320B & FLASH_TYPEMASK): + case (FLASH_AM320B & FLASH_TYPEMASK): printf ("2x Am29LV320DB (32Mbit)\n"); break; + case (FLASH_AM640U & FLASH_TYPEMASK): + printf ("2x Am29LV640D (64Mbit)\n"); + break; default: printf ("Unknown Chip Type\n"); goto Done; @@ -177,7 +187,7 @@ int flash_erase (flash_info_t * info, int s_first, int s_last) } if ((info->flash_id & FLASH_VENDMASK) != - (AMD_MANUFACT & FLASH_VENDMASK)) { + (FLASH_MAN_AMD & FLASH_VENDMASK)) { return ERR_UNKNOWN_FLASH_VENDOR; } @@ -265,13 +275,6 @@ int flash_erase (flash_info_t * info, int s_first, int s_last) rc = ERR_TIMOUT; goto outahere; } - -#if 0 - printf ("ok.\n"); - } else { /* it was protected */ - - printf ("protected!\n"); -#endif } } @@ -453,3 +456,71 @@ int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) return write_word (info, wp, data); } + +/*----------------------------------------------------------------------- + */ + +static ulong flash_get_size (vu_long *addr, flash_info_t *info) +{ + ulong value; + + /* Write auto select command sequence and read Manufacturer ID */ + addr[0x0555] = CMD_UNLOCK1; + addr[0x02AA] = CMD_UNLOCK2; + addr[0x0555] = CMD_READ_MANF_ID; + + value = addr[0]; + + debug ("Manuf. ID @ 0x%08lx: 0x%08lx\n", (ulong)addr, value); + + switch (value) { + case AMD_MANUFACT: + info->flash_id = FLASH_MAN_AMD; + break; + + default: + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + addr[0] = 0x00FF00FF; /* restore read mode */ + debug ("## flash_init: unknown manufacturer\n"); + return (0); /* no or unknown flash */ + } + + value = addr[1]; /* device ID */ + + debug ("Device ID @ 0x%08lx: 0x%08lx\n", (ulong)(&addr[1]), value); + + switch (value) { + case AMD_ID_LV320B: + info->flash_id += FLASH_AM320B; + info->sector_count = 71; + info->size = 0x00800000; + + addr[0] = 0x00FF00FF; /* restore read mode */ + break; /* => 8 MB */ + + case AMD_ID_LV640U: + info->flash_id += FLASH_AM640U; + info->sector_count = 128; + info->size = 0x01000000; + + addr[0] = 0x00F000F0; /* restore read mode */ + break; /* => 16 MB */ + + default: + debug ("## flash_init: unknown flash chip\n"); + info->flash_id = FLASH_UNKNOWN; + addr[0] = 0x00FF00FF; /* restore read mode */ + return (0); /* => no or unknown flash */ + + } + + if (info->sector_count > CFG_MAX_FLASH_SECT) { + printf ("** ERROR: sector count %d > max (%d) **\n", + info->sector_count, CFG_MAX_FLASH_SECT); + info->sector_count = CFG_MAX_FLASH_SECT; + } + + return (info->size); +} diff --git a/board/trab/trab.c b/board/trab/trab.c index 32f27ef..111c861 100644 --- a/board/trab/trab.c +++ b/board/trab/trab.c @@ -60,11 +60,8 @@ static void udelay_no_timer (int usec) int board_init () { -#if defined(CONFIG_MODEM_SUPPORT) && defined(CONFIG_VFD) - ulong size; - unsigned long addr; - extern void mem_malloc_init (ulong); - extern int drv_vfd_init(void); +#if defined(CONFIG_VFD) + extern int vfd_init_clocks(void); #endif DECLARE_GLOBAL_DATA_PTR; @@ -107,26 +104,11 @@ int board_init () /* adress of boot parameters */ gd->bd->bi_boot_params = 0x0c000100; -#ifdef CONFIG_MODEM_SUPPORT #ifdef CONFIG_VFD -#ifndef PAGE_SIZE -#define PAGE_SIZE 4096 -#endif - /* - * reserve memory for VFD display (always full pages) - */ - /* armboot_real_end is defined in the board-specific linker script */ - addr = (_armboot_real_end + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1); - size = vfd_setmem (addr); - gd->fb_base = addr; - /* round to the next page boundary */ - addr += size; - addr = (addr + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1); - mem_malloc_init (addr); - /* must do this after the framebuffer is allocated */ - drv_vfd_init(); + vfd_init_clocks(); #endif /* CONFIG_VFD */ +#ifdef CONFIG_MODEM_SUPPORT udelay_no_timer (KBD_MDELAY); if (key_pressed()) { diff --git a/board/trab/vfd.c b/board/trab/vfd.c index 234a9d4..fa1194c 100644 --- a/board/trab/vfd.c +++ b/board/trab/vfd.c @@ -55,12 +55,16 @@ #define BLAU 0x0C #define VIOLETT 0X0D -ulong vfdbase; -ulong frame_buf_size; +ulong vfdbase; +ulong frame_buf_size; #define frame_buf_offs 4 +/* Supported VFD Types */ +#define VFD_TYPE_T119C 1 /* Noritake T119C VFD */ +#define VFD_TYPE_MN11236 2 + /* taken from armboot/common/vfd.c */ -ulong adr_vfd_table[112][18][2][4][2]; +unsigned long adr_vfd_table[112][18][2][4][2]; unsigned char bit_vfd_table[112][18][2][4][2]; /* @@ -68,26 +72,42 @@ unsigned char bit_vfd_table[112][18][2][4][2]; */ void init_grid_ctrl(void) { + DECLARE_GLOBAL_DATA_PTR; ulong adr, grid_cycle; unsigned int bit, display; unsigned char temp, bit_nr; + ulong val; - for (adr=vfdbase; adr<=(vfdbase+7168); adr+=4) /*clear frame buffer */ - (*(volatile ulong*)(adr))=0; + /* + * clear frame buffer (logical clear => set to "black") + */ + if (gd->vfd_inv_data == 0) + val = 0; + else + val = ~0; - for(display=0;display<=3;display++) - { - for(grid_cycle=0;grid_cycle<=55;grid_cycle++) - { - bit = grid_cycle*256*4+(grid_cycle+200)*4+frame_buf_offs+display; + for (adr = vfdbase; adr <= (vfdbase+7168); adr += 4) { + (*(volatile ulong*)(adr)) = val; + } + + switch (gd->vfd_type) { + case VFD_TYPE_T119C: + for (display=0; display<4; display++) { + for(grid_cycle=0; grid_cycle<56; grid_cycle++) { + bit = grid_cycle * 256 * 4 + + (grid_cycle + 200) * 4 + + frame_buf_offs + display; /* wrap arround if offset (see manual S3C2400) */ if (bit>=frame_buf_size*8) - bit = bit-(frame_buf_size*8); - adr = vfdbase+(bit/32)*4+(3-(bit%32)/8); - bit_nr = bit%8; - bit_nr = (bit_nr>3)?bit_nr-4:bit_nr+4; + bit = bit - (frame_buf_size * 8); + adr = vfdbase + (bit/32) * 4 + (3 - (bit%32) / 8); + bit_nr = bit % 8; + bit_nr = (bit_nr > 3) ? bit_nr-4 : bit_nr+4; temp=(*(volatile unsigned char*)(adr)); - temp|=(1<<bit_nr); + if (gd->vfd_inv_data) + temp &= ~(1<<bit_nr); + else + temp |= (1<<bit_nr); (*(volatile unsigned char*)(adr))=temp; if(grid_cycle<55) @@ -101,9 +121,54 @@ void init_grid_ctrl(void) bit_nr = bit%8; bit_nr = (bit_nr>3)?bit_nr-4:bit_nr+4; temp=(*(volatile unsigned char*)(adr)); - temp|=(1<<bit_nr); + if (gd->vfd_inv_data) + temp &= ~(1<<bit_nr); + else + temp |= (1<<bit_nr); + (*(volatile unsigned char*)(adr))=temp; + } + } + break; + case VFD_TYPE_MN11236: + for (display=0; display<4; display++) { + for (grid_cycle=0; grid_cycle<38; grid_cycle++) { + bit = grid_cycle * 256 * 4 + + (253 - grid_cycle) * 4 + + frame_buf_offs + display; + /* wrap arround if offset (see manual S3C2400) */ + if (bit>=frame_buf_size*8) + bit = bit - (frame_buf_size * 8); + adr = vfdbase + (bit/32) * 4 + (3 - (bit%32) / 8); + bit_nr = bit % 8; + bit_nr = (bit_nr > 3) ? bit_nr-4 : bit_nr+4; + temp=(*(volatile unsigned char*)(adr)); + if (gd->vfd_inv_data) + temp &= ~(1<<bit_nr); + else + temp |= (1<<bit_nr); + (*(volatile unsigned char*)(adr))=temp; + + if(grid_cycle<37) + bit = grid_cycle*256*4+(252-grid_cycle)*4+frame_buf_offs+display; + + /* wrap arround if offset (see manual S3C2400) */ + if (bit>=frame_buf_size*8) + bit = bit-(frame_buf_size*8); + adr = vfdbase+(bit/32)*4+(3-(bit%32)/8); + bit_nr = bit%8; + bit_nr = (bit_nr>3)?bit_nr-4:bit_nr+4; + temp=(*(volatile unsigned char*)(adr)); + if (gd->vfd_inv_data) + temp &= ~(1<<bit_nr); + else + temp |= (1<<bit_nr); (*(volatile unsigned char*)(adr))=temp; } + } + break; + default: + printf ("Warning: unknown display type\n"); + break; } } @@ -113,175 +178,142 @@ void init_grid_ctrl(void) */ void create_vfd_table(void) { - unsigned int vfd_table[112][18][2][4][2]; - ulong adr; - unsigned int x, y, color, display, entry, pixel, bit_nr; - - /* - * Create translation table for Noritake-T119C-VFD-specific - * organized frame-buffer. - * Created is the number of the bit in the framebuffer (the - * first transferred pixel of each frame is bit 0). - */ - for(y=0;y<=17;y++) /* Zeile */ - { - for(x=0;x<=111;x++) /* Spalten */ - { - /*Display 0 blaue Pixel Eintrag 1 */ - vfd_table[x][y][0][0][0]=((x%4)*4+y*16+(x/4)*2048); - /*Display 0 rote Pixel Eintrag 1 */ - vfd_table[x][y][1][0][0]=((x%4)*4+y*16+(x/4)*2048+512); - if(x<=1) - { - /*Display 0 blaue Pixel Eintrag 2 */ - vfd_table[x][y][0][0][1]=(((x+112)%4)*4+y*16+((x+110)/4)*2048+1024); - /*Display 0 rote Pixel Eintrag 2 */ - vfd_table[x][y][1][0][1]=(((x+112)%4)*4+y*16+((x+110)/4)*2048+512+1024); - } - else - { - /*Display 0 blaue Pixel Eintrag 2 */ - vfd_table[x][y][0][0][1]=((x%4)*4+y*16+((x-2)/4)*2048+1024); - /*Display 0 rote Pixel Eintrag 2 */ - vfd_table[x][y][1][0][1]=((x%4)*4+y*16+((x-2)/4)*2048+512+1024); - } - /*Display 1 blaue Pixel Eintrag 1 */ - vfd_table[x][y][0][1][0]=((x%4)*4+y*16+(x/4)*2048+1); - /*Display 1 rote Pixel Eintrag 1 */ - vfd_table[x][y][1][1][0]=((x%4)*4+y*16+(x/4)*2048+512+1); - if(x<=1) - { - /*Display 1 blaue Pixel Eintrag 2 */ - vfd_table[x][y][0][1][1]=(((x+112)%4)*4+y*16+((x+110)/4)*2048+1+1024); - /*Display 1 rote Pixel Eintrag 2 */ - vfd_table[x][y][1][1][1]=(((x+112)%4)*4+y*16+((x+110)/4)*2048+512+1+1024); - } - else - { - /*Display 1 blaue Pixel Eintrag 2 */ - vfd_table[x][y][0][1][1]=((x%4)*4+y*16+((x-2)/4)*2048+1+1024); - /*Display 1 rote Pixel Eintrag 2 */ - vfd_table[x][y][1][1][1]=((x%4)*4+y*16+((x-2)/4)*2048+512+1+1024); - } - /*Display 2 blaue Pixel Eintrag 1 */ - vfd_table[x][y][0][2][0]=((x%4)*4+y*16+(x/4)*2048+2); - /*Display 2 rote Pixel Eintrag 1 */ - vfd_table[x][y][1][2][0]=((x%4)*4+y*16+(x/4)*2048+512+2); - if(x<=1) - { - /*Display 2 blaue Pixel Eintrag 2 */ - vfd_table[x][y][0][2][1]=(((x+112)%4)*4+y*16+((x+110)/4)*2048+2+1024); - /*Display 2 rote Pixel Eintrag 2 */ - vfd_table[x][y][1][2][1]=(((x+112)%4)*4+y*16+((x+110)/4)*2048+512+2+1024); - } - else - { - /*Display 2 blaue Pixel Eintrag 2 */ - vfd_table[x][y][0][2][1]=((x%4)*4+y*16+((x-2)/4)*2048+2+1024); - /*Display 2 rote Pixel Eintrag 2 */ - vfd_table[x][y][1][2][1]=((x%4)*4+y*16+((x-2)/4)*2048+512+2+1024); - } - /*Display 3 blaue Pixel Eintrag 1 */ - vfd_table[x][y][0][3][0]=((x%4)*4+y*16+(x/4)*2048+3); - /*Display 3 rote Pixel Eintrag 1 */ - vfd_table[x][y][1][3][0]=((x%4)*4+y*16+(x/4)*2048+512+3); - if(x<=1) - { - /*Display 3 blaue Pixel Eintrag 2 */ - vfd_table[x][y][0][3][1]=(((x+112)%4)*4+y*16+((x+110)/4)*2048+3+1024); - /*Display 3 rote Pixel Eintrag 2 */ - vfd_table[x][y][1][3][1]=(((x+112)%4)*4+y*16+((x+110)/4)*2048+512+3+1024); - } - else - { - /*Display 3 blaue Pixel Eintrag 2 */ - vfd_table[x][y][0][3][1]=((x%4)*4+y*16+((x-2)/4)*2048+3+1024); - /*Display 3 rote Pixel Eintrag 2 */ - vfd_table[x][y][1][3][1]=((x%4)*4+y*16+((x-2)/4)*2048+512+3+1024); - } + DECLARE_GLOBAL_DATA_PTR; + unsigned long vfd_table[112][18][2][4][2]; + unsigned int x, y, color, display, entry, pixel; + unsigned int x_abcdef = 0; + + switch (gd->vfd_type) { + case VFD_TYPE_T119C: + for(y=0; y<=17; y++) { /* Line */ + for(x=0; x<=111; x++) { /* Column */ + for(display=0; display <=3; display++) { + + /* Display 0 blue pixels */ + vfd_table[x][y][0][display][0] = + (x==0) ? y*16+display + : (x%4)*4+y*16+((x-1)/2)*1024+display; + /* Display 0 red pixels */ + vfd_table[x][y][1][display][0] = + (x==0) ? y*16+512+display + : (x%4)*4+y*16+((x-1)/2)*1024+512+display; + } + } + } + break; + case VFD_TYPE_MN11236: + for(y=0; y<=17; y++) { /* Line */ + for(x=0; x<=111; x++) { /* Column */ + for(display=0; display <=3; display++) { + + vfd_table[x][y][0][display][0]=0; + vfd_table[x][y][0][display][1]=0; + vfd_table[x][y][1][display][0]=0; + vfd_table[x][y][1][display][1]=0; + + switch (x%6) { + case 0: x_abcdef=0; break; /* a -> a */ + case 1: x_abcdef=2; break; /* b -> c */ + case 2: x_abcdef=4; break; /* c -> e */ + case 3: x_abcdef=5; break; /* d -> f */ + case 4: x_abcdef=3; break; /* e -> d */ + case 5: x_abcdef=1; break; /* f -> b */ + } + + /* blue pixels */ + vfd_table[x][y][0][display][0] = + (x>1) ? x_abcdef*4+((x-1)/3)*1024+y*48+display + : x_abcdef*4+ 0+y*48+display; + /* blue pixels */ + if (x>1 && (x-1)%3) + vfd_table[x][y][0][display][1] = x_abcdef*4+((x-1)/3+1)*1024+y*48+display; + + /* red pixels */ + vfd_table[x][y][1][display][0] = + (x>1) ? x_abcdef*4+24+((x-1)/3)*1024+y*48+display + : x_abcdef*4+24+ 0+y*48+display; + /* red pixels */ + if (x>1 && (x-1)%3) + vfd_table[x][y][1][display][1] = x_abcdef*4+24+((x-1)/3+1)*1024+y*48+display; + } } + } + break; + default: + /* do nothing */ + return; } /* - * Create translation table for Noritake-T119C-VFD-specific - * organized frame-buffer * Create table with entries for physical byte adresses and * bit-number within the byte * from table with bit-numbers within the total framebuffer */ - for(y=0;y<=17;y++) - { - for(x=0;x<=111;x++) - { - for(color=0;color<=1;color++) - { - for(display=0;display<=3;display++) - { - for(entry=0;entry<=1;entry++) - { - pixel = vfd_table[x][y][color][display][entry] + frame_buf_offs; - /* - * wrap arround if offset - * (see manual S3C2400) - */ - if (pixel>=frame_buf_size*8) - pixel = pixel-(frame_buf_size*8); - adr = vfdbase+(pixel/32)*4+(3-(pixel%32)/8); - bit_nr = pixel%8; - bit_nr = (bit_nr>3)?bit_nr-4:bit_nr+4; - adr_vfd_table[x][y][color][display][entry] = adr; - bit_vfd_table[x][y][color][display][entry] = bit_nr; - } - } + for(y=0;y<18;y++) { + for(x=0;x<112;x++) { + for(color=0;color<2;color++) { + for(display=0;display<4;display++) { + for(entry=0;entry<2;entry++) { + unsigned long adr = vfdbase; + unsigned int bit_nr = 0; + + if (vfd_table[x][y][color][display][entry]) { + + pixel = vfd_table[x][y][color][display][entry] + frame_buf_offs; + /* + * wrap arround if offset + * (see manual S3C2400) + */ + if (pixel>=frame_buf_size*8) + pixel = pixel-(frame_buf_size*8); + adr = vfdbase+(pixel/32)*4+(3-(pixel%32)/8); + bit_nr = pixel%8; + bit_nr = (bit_nr>3)?bit_nr-4:bit_nr+4; + } + adr_vfd_table[x][y][color][display][entry] = adr; + bit_vfd_table[x][y][color][display][entry] = bit_nr; } + } } + } } } /* * Set/clear pixel of the VFDs */ -void set_vfd_pixel(unsigned char x, unsigned char y, unsigned char color, unsigned char display, unsigned char value) +void set_vfd_pixel(unsigned char x, unsigned char y, + unsigned char color, unsigned char display, + unsigned char value) { + DECLARE_GLOBAL_DATA_PTR; ulong adr; unsigned char bit_nr, temp; - if (value!=0) - { - /* Pixel-Eintrag Nr. 1 */ - adr = adr_vfd_table[x][y][color][display][0]; - /* Pixel-Eintrag Nr. 1 */ - bit_nr = bit_vfd_table[x][y][color][display][0]; - temp=(*(volatile unsigned char*)(adr)); - temp|=1<<bit_nr; - (*(volatile unsigned char*)(adr))=temp; - - /* Pixel-Eintrag Nr. 2 */ - adr = adr_vfd_table[x][y][color][display][1]; - /* Pixel-Eintrag Nr. 2 */ - bit_nr = bit_vfd_table[x][y][color][display][1]; - temp=(*(volatile unsigned char*)(adr)); - temp|=1<<bit_nr; - (*(volatile unsigned char*)(adr))=temp; + if (! gd->vfd_type) { + /* Unknown type. */ + return; } - else - { - /* Pixel-Eintrag Nr. 1 */ - adr = adr_vfd_table[x][y][color][display][0]; - /* Pixel-Eintrag Nr. 1 */ - bit_nr = bit_vfd_table[x][y][color][display][0]; - temp=(*(volatile unsigned char*)(adr)); - temp&=~(1<<bit_nr); - (*(volatile unsigned char*)(adr))=temp; - - /* Pixel-Eintrag Nr. 2 */ - adr = adr_vfd_table[x][y][color][display][1]; - /* Pixel-Eintrag Nr. 2 */ - bit_nr = bit_vfd_table[x][y][color][display][1]; - temp=(*(volatile unsigned char*)(adr)); - temp&=~(1<<bit_nr); - (*(volatile unsigned char*)(adr))=temp; + + /* Pixel-Eintrag Nr. 1 */ + adr = adr_vfd_table[x][y][color][display][0]; + /* Pixel-Eintrag Nr. 1 */ + bit_nr = bit_vfd_table[x][y][color][display][0]; + temp=(*(volatile unsigned char*)(adr)); + + if (gd->vfd_inv_data) { + if (value) + temp &= ~(1<<bit_nr); + else + temp |= (1<<bit_nr); + } else { + if (value) + temp |= (1<<bit_nr); + else + temp &= ~(1<<bit_nr); } + + (*(volatile unsigned char*)(adr))=temp; } /* @@ -334,12 +366,36 @@ void transfer_pic(int display, unsigned char *adr, int height, int width) } /* + * This function initializes VFD clock that is needed for the CPLD that + * manages the keyboard. + */ +int vfd_init_clocks(void) +{ + /* Port-Pins als LCD-Ausgang */ + rPCCON = (rPCCON & 0xFFFFFF00)| 0x000000AA; + /* Port-Pins als LCD-Ausgang */ + rPDCON = (rPDCON & 0xFFFFFF03)| 0x000000A8; +#ifdef WITH_VFRAME + /* mit VFRAME zum Messen */ + rPDCON = (rPDCON & 0xFFFFFF00)| 0x000000AA; +#endif + + rLCDCON2 = 0x000DC000; + rLCDCON3 = 0x0051000A; + rLCDCON4 = 0x00000001; + rLCDCON5 = 0x00000440; + rLCDCON1 = 0x00000B75; +} + +/* * initialize LCD-Controller of the S3C2400 for using VFDs */ int drv_vfd_init(void) { + char *tmp; ulong palette; static int vfd_init_done = 0; + int vfd_id; DECLARE_GLOBAL_DATA_PTR; @@ -347,10 +403,58 @@ int drv_vfd_init(void) return (0); vfd_init_done = 1; + /* try to determine display type from the value + * defined by pull-ups + */ + rPCUP = (rPCUP | 0x000F); /* activate GPC0...GPC3 pullups */ + rPCCON = (rPCCON & 0xFFFFFF00); /* configure GPC0...GPC3 as inputs */ + + vfd_id = (~rPCDAT) & 0x000F; /* read GPC0...GPC3 port pins */ + debug("Detecting Revison of WA4-VFD: ID=0x%X\n", vfd_id); + + switch (vfd_id) { + case 0: /* board revision <= Rev.100 */ +/*-----*/ + gd->vfd_inv_data = 0; + if (0) + gd->vfd_type = VFD_TYPE_MN11236; + else + gd->vfd_type = VFD_TYPE_T119C; +/*-----*/ + if ((tmp = getenv ("vfd_type")) == NULL) { + break; + } + if (strcmp(tmp, "T119C") == 0) { + gd->vfd_type = VFD_TYPE_T119C; + } else if (strcmp(tmp, "MN11236") == 0) { + gd->vfd_type = VFD_TYPE_MN11236; + } else { + /* cannot use printf for a warning here */ + gd->vfd_type = 0; /* unknown */ + } + gd->vfd_inv_data = 0; + + break; + default: /* default to MN11236, data inverted */ + gd->vfd_type = VFD_TYPE_MN11236; + gd->vfd_inv_data = 1; + setenv ("vfd_type", "MN11236"); + } + debug ("VFD type: %s%s\n", + (gd->vfd_type == VFD_TYPE_T119C) ? "T119C" : + (gd->vfd_type == VFD_TYPE_MN11236) ? "MN11236" : + "unknown", + gd->vfd_inv_data ? ", inverted data" : ""); + vfdbase = gd->fb_base; create_vfd_table(); init_grid_ctrl(); + for (palette=0; palette < 16; palette++) + (*(volatile unsigned int*)(PALETTE+(palette*4)))=palette; + for (palette=16; palette < 256; palette++) + (*(volatile unsigned int*)(PALETTE+(palette*4)))=0x00; + /* * Hinweis: Der Framebuffer ist um genau ein Nibble verschoben * Das erste angezeigte Pixel wird aus dem zweiten Nibble geholt @@ -364,30 +468,10 @@ int drv_vfd_init(void) rLCDSADDR2 = (vfdbase + frame_buf_size) >> 1; rLCDSADDR3 = ((256/4)); - /* Port-Pins als LCD-Ausgang */ - rPCCON = (rPCCON & 0xFFFFFF00)| 0x000000AA; - /* Port-Pins als LCD-Ausgang */ - rPDCON = (rPDCON & 0xFFFFFF03)| 0x000000A8; -#ifdef WITH_VFRAME - /* mit VFRAME zum Messen */ - rPDCON = (rPDCON & 0xFFFFFF00)| 0x000000AA; -#endif - - rLCDCON2 = 0x000DC000; - rLCDCON3 = 0x0051000A; - rLCDCON4 = 0x00000001; - rLCDCON5 = 0x00000440; - rLCDCON1 = 0x00000B75; - debug ("LCDSADDR1: %lX\n", rLCDSADDR1); debug ("LCDSADDR2: %lX\n", rLCDSADDR2); debug ("LCDSADDR3: %lX\n", rLCDSADDR3); - for(palette=0;palette<=15;palette++) - (*(volatile unsigned int*)(PALETTE+(palette*4)))=palette; - for(palette=16;palette<=255;palette++) - (*(volatile unsigned int*)(PALETTE+(palette*4)))=0x00; - return 0; } |