diff options
Diffstat (limited to 'doc/README.dk1c20_std32')
| -rw-r--r-- | doc/README.dk1c20_std32 | 366 |
1 files changed, 0 insertions, 366 deletions
diff --git a/doc/README.dk1c20_std32 b/doc/README.dk1c20_std32 deleted file mode 100644 index 2be12998d3..0000000000 --- a/doc/README.dk1c20_std32 +++ /dev/null @@ -1,366 +0,0 @@ - -TODO: specify IDE i/f - specify ASMI i/f - specify OCI - - -=============================================================================== - C P U , M E M O R Y , I N / O U T C O M P O N E N T S -=============================================================================== -see also [1]-[6] - -CPU: "standard_32" - 32 bit NIOS for 50 MHz - 256 Byte for register file (15 levels) - 4 KByte instruction cache (2 bytes in each cache line) - 4 KByte data cache (4 bytes in each cache line) - 2 KByte On Chip ROM with GERMS boot monitor - no On Chip RAM - MSTEP multiplier - no Debug Core - On Chip Instrumentation (OCI) enabled - - U-Boot CFG: CONFIG_SYS_NIOS_CPU_CLK = 50000000 - CONFIG_SYS_NIOS_CPU_ICACHE = 4096 - CONFIG_SYS_NIOS_CPU_DCACHE = 4096 - CONFIG_SYS_NIOS_CPU_REG_NUMS = 256 - CONFIG_SYS_NIOS_CPU_MUL = 0 - CONFIG_SYS_NIOS_CPU_MSTEP = 1 - CONFIG_SYS_NIOS_CPU_DBG_CORE = 0 - -OCI: (TODO) - -IRQ: Nr. | used by - ------+-------------------------------------------------------- - 16 | TIMER0 | CONFIG_SYS_NIOS_CPU_TIMER0_IRQ = 16 - 25 | UART0 | CONFIG_SYS_NIOS_CPU_UART0_IRQ = 25 - 30 | LAN91C111 | CONFIG_SYS_NIOS_CPU_LAN0_IRQ = 30 - 35 | PIO5 | CONFIG_SYS_NIOS_CPU_PIO5_IRQ = 35 - 40 | PIO0 | CONFIG_SYS_NIOS_CPU_PIO0_IRQ = 40 - 45 | ASMI | CONFIG_SYS_NIOS_CPU_ASMI0_IRQ = 45 - 50 | TIMER1 | CONFIG_SYS_NIOS_CPU_TIMER1_IRQ = 50 - -MEMORY: 8 MByte Flash - 1 MByte SRAM - 16 MByte SDRAM - -ASMI: (TODO) <-- ASMI part is 4M bits - -Timer: TIMER0: high priority programmable timer (IRQ16) - TIMER1: low priority fixed timer for 10 ms @ 50 MHz (IRQ50) - - U-Boot CFG: CONFIG_SYS_NIOS_CPU_TICK_TIMER = 1 - CONFIG_SYS_NIOS_CPU_USER_TIMER = 0 - -PIO: Nr. | description - ------+-------------------------------------------------------- - PIO0 | BUTTON: 4 inputs for user push buttons (IRQ40) - PIO1 | LCD: 11 in/outputs for ASCII LCD - PIO2 | LED: 8 outputs for user LEDs - PIO3 | SEVENSEG: 16 outputs for user seven segment display - PIO4 | RECONF: 1 in/output for . . . . . . . . . . . . - PIO5 | CFPRESENT: 1 input for CF present event (IRQ35) - PIO6 | CFPOWER: 1 output to controll CF power supply - PIO7 | CFATASEL: 1 output to controll CF ATA card select - - U-Boot CFG: CONFIG_SYS_NIOS_CPU_BUTTON_PIO = 0 - CONFIG_SYS_NIOS_CPU_LCD_PIO = 1 - CONFIG_SYS_NIOS_CPU_LED_PIO = 2 - CONFIG_SYS_NIOS_CPU_SEVENSEG_PIO = 3 - CONFIG_SYS_NIOS_CPU_RECONF_PIO = 4 - CONFIG_SYS_NIOS_CPU_CFPRESENT_PIO = 5 - CONFIG_SYS_NIOS_CPU_CFPOWER_PIO = 6 - CONFIG_SYS_NIOS_CPU_CFATASEL_PIO = 7 - -UART: UART0: fixed baudrate of 115200, fixed protocol 8N1, - without handshake RTS/CTS (IRQ25) - -LAN: SMsC LAN91C111 with: - - offset 0x300 (LAN91C111_REGISTERS_OFFSET) - - data bus width 32 bit (LAN91C111_DATA_BUS_WIDTH) - -IDE: (TODO) - - -=============================================================================== - M E M O R Y M A P -=============================================================================== - -- - - - - - - - - - - external memory 2 - - - - - - - - - - - - - - - - - - - - - 0x02000000 ---32-----------16|15------------0- - | : | \ - | : | | - SDRAM | : | > CONFIG_SYS_NIOS_CPU_SDRAM_SIZE - | : | | = 0x01000000 - | : | / - 0x01000000 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_SDRAM_BASE - | | - : gap : - : : - -- - - - - - - - - - - on chip i/o - - - - - - - - - - - - - - - - - - - - - : : - : gap : - | | - 0x________ ---32-----------16|15------------0- - | | | \ - : (real size : : | - ASMI i/f : and content : : > 0x________ - [5] : unknown) : : | - | | | / - 0x00920b00 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_ASMI0 - | | - : gap : - | | - 0x00920a80 ---32-----------16|15------------0- - | | | \ - : (real size : : | - IDE i/f : and content : : > 0x00000080 - [6] : unknown) : : | - | | | / - 0x00920a00 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_IDE0 - | (unused) | \ - + 0x1c |- - - - - - - - - - - - - - - -| | - | (unused) | | - + 0x18 |- - - - - - - - - - - - - - - -| | - | (unused) | | - + 0x14 |- - - - - - - - - - - - - - - -| | - TIMER1 | (unused) | | - [3] + 0x10 |- - - - - - - - - - - - - - - -| > 0x00000020 - | (unused) | | - + 0x0c |- - - - - - - - - - - - - - - -| | - | (unused) | | - + 0x08 |- - - - - - - - - - - - - - - -| | - | control (1 bit) (rw) | | - + 0x04 |- - - - - - - - - - - - - - - -| | - | status (2 bit) (rw) | / - 0x009209e0 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_TIMER1 - | (unused) | \ - + 0x0c |- - - - - - - - - - - - - - - -| | - PIO7 | (unused) | | - [4] + 0x08 |- - - - - - - - - - - - - - - -| > 0x00000010 - | (unused) | | - + 0x04 |- - - - - - - - - - - - - - - -| | - | data (1 bit) (wo) | / - 0x009209d0 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_PIO7 - | (unused) | \ - + 0x0c |- - - - - - - - - - - - - - - -| | - PIO6 | (unused) | | - [4] + 0x08 |- - - - - - - - - - - - - - - -| > 0x00000010 - | (unused) | | - + 0x04 |- - - - - - - - - - - - - - - -| | - | data (1 bit) (wo) | / - 0x009209c0 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_PIO6 - | edgecapture (1 bit) (rw) | \ - + 0x0c |- - - - - - - - - - - - - - - -| | - PIO5 | interruptmask (1 bit) (rw) | | - [4] + 0x08 |- - - - - - - - - - - - - - - -| > 0x00000010 - | (unused) | | - + 0x04 |- - - - - - - - - - - - - - - -| | - | data (1 bit) (ro) | / - 0x009209b0 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_PIO5 - | (unused) | \ - + 0x0c |- - - - - - - - - - - - - - - -| | - PIO4 | (unused) | | - [4] + 0x08 |- - - - - - - - - - - - - - - -| > 0x00000010 - | direction (1 bit) (rw) | | - + 0x04 |- - - - - - - - - - - - - - - -| | - | data (1 bit) (rw) | / - 0x009209a0 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_PIO4 - | (unused) | \ - + 0x0c |- - - - - - - - - - - - - - - -| | - PIO3 | (unused) | | - [4] + 0x08 |- - - - - - - - - - - - - - - -| > 0x00000010 - | (unused) | | - + 0x04 |- - - - - - - - - - - - - - - -| | - | data (16 bit) (wo) | / - 0x00920990 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_PIO3 - | (unused) | \ - + 0x0c |- - - - - - - - - - - - - - - -| | - PIO2 | (unused) | | - [4] + 0x08 |- - - - - - - - - - - - - - - -| > 0x00000010 - | (unused) | | - + 0x04 |- - - - - - - - - - - - - - - -| | - | data (8 bit) (wo) | / - 0x00920980 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_PIO2 - | (unused) | \ - + 0x0c |- - - - - - - - - - - - - - - -| | - PIO1 | (unused) | | - [4] + 0x08 |- - - - - - - - - - - - - - - -| > 0x00000010 - | direction (11 bit) (rw) | | - + 0x04 |- - - - - - - - - - - - - - - -| | - | data (11 bit) (rw) | / - 0x00920970 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_PIO1 - | edgecapture (4 bit) (rw) | \ - + 0x0c |- - - - - - - - - - - - - - - -| | - PIO0 | interruptmask (4 bit) (rw) | | - [4] + 0x08 |- - - - - - - - - - - - - - - -| > 0x00000010 - | (unused) | | - + 0x04 |- - - - - - - - - - - - - - - -| | - | data (4 bit) (ro) | / - 0x00920960 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_PIO0 - | (unused) | \ - + 0x1c |- - - - - - - - - - - - - - - -| | - | (unused) | | - + 0x18 |- - - - - - - - - - - - - - - -| | - | snaph (16 bit) (rw) | | - + 0x14 |- - - - - - - - - - - - - - - -| | - TIMER0 | snapl (16 bit) (rw) | | - [3] + 0x10 |- - - - - - - - - - - - - - - -| > 0x00000020 - | periodh (16 bit) (rw) | | - + 0x0c |- - - - - - - - - - - - - - - -| | - | periodl (16 bit) (rw) | | - + 0x08 |- - - - - - - - - - - - - - - -| | - | control (4 bit) (rw) | | - + 0x04 |- - - - - - - - - - - - - - - -| | - | status (2 bit) (rw) | / - 0x00920940 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_TIMER0 - | | \ - : gap : > (space for UART1) - | | / - 0x00920920 ---32-----------16|15------------0- - | (unused) | \ - + 0x1c |- - - - - - - - - - - - - - - -| | - | (unused) | | - + 0x18 |- - - - - - - - - - - - - - - -| | - | (unused) | | - + 0x14 |- - - - - - - - - - - - - - - -| | - UART0 | (unused) | > 0x00000020 - [2] + 0x10 |- - - - - - - - - - - - - - - -| | - | control (10 bit) (rw) | | - + 0x0c |- - - - - - - - - - - - - - - -| | - | status (10 bit) (rw) | | - + 0x08 |- - - - - - - - - - - - - - - -| | - | txdata (8 bit) (wo) | | - + 0x04 |- - - - - - - - - - - - - - - -| | - | rxdata (8 bit) (ro) | / - 0x00920900 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_UART0 - -- - - - - - - - - - - on chip debugging - - - - - - - - - - - - - - - - - - - - - 0x00920900 ----------------------------------- - | | \ - : (real size : | - OCI Debug : and content : > CONFIG_SYS_NIOS_CPU_OCI_SIZE - : unknown) : | = 0x00000100 - | | / - 0x00920800 ----------------------------------- CONFIG_SYS_NIOS_CPU_OCI_BASE - -- - - - - - - - - - - on chip memory - - - - - - - - - - - - - 0x00920800 ---32-----------16|15------------0- - | : | \ - | : | | - GERMS | : | > CONFIG_SYS_NIOS_CPU_ROM_SIZE - | : | | = 0x00000800 - | : | / - 0x00920000 |- - - - - - - - - - - - - - - -+- - CONFIG_SYS_NIOS_CPU_RST_VECT - 0x00920000 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_ROM_BASE - -- - - - - - - - - - - external i/o - - - - - - - - - - - - - - - - - - - - - 0x00920000 ---32-----------16|15------------0- - | gap | \ - 0x00910310 --+-------------------------------| | - | | | - | register bank (size = 0x10) | | - | +--------.---.---.--- | | - | | bank 0 \ 1 \ 2 \ 3 \ | | - | |---------------------------+ | | - LAN91C111 | | BANK | RESERVED | | | - | |- - - - - - -|- - - - - - -| | > na_lan91c111_size - | | RPCR | MIR | | | = 0x00010000 - | |- - - - - - -|- - - - - - -| | | - | | COUNTER | RCR | | | - | |- - - - - - -|- - - - - - -| | | - | | EPH STATUS | TCR | | | - | +---------------------------+ | | - 0x00910300 --+--LAN91C111_REGISTERS_OFFSET---| | - | gap | / - 0x00910000 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_LAN0_BASE - | | - : gap : - : : - -- - - - - - - - - - - external memory 1 - - - - - - - - - - - - - - - - - - - - - : : - : gap : - | | - 0x00900000 ---32-----------16|15------------0- - 0x00900000 --+32-----------16|15------------0+ - | : | \ \ - | : | | | - | : | | > CONFIG_SYS_NIOS_CPU_VEC_SIZE - | : | | | = 0x00000100 - | : | | / - 0x008fff00 |- - - - - - - -:- - - - - - - -+-|- CONFIG_SYS_NIOS_CPU_VEC_BASE - 0x008fff00 |- - - - - - - -:- - - - - - - -+-|- CONFIG_SYS_NIOS_CPU_STACK - | : | | \ - | : | | | - | : | | > stack area - | : | | | - | : | | V - | : | | - SRAM | : | > CONFIG_SYS_NIOS_CPU_SRAM_SIZE - | : | | = 0x00100000 - | : | / - 0x00800000 ---32-----------16|15------------0- CONFIG_SYS_NIOS_CPU_SRAM_BASE - 0x00800000 ---8-------------4|3-------------0- - | sector 127 | \ - + 0x7f0000 |- - - - - - - - - - - - - - - -| | - | : | | - Flash |- - - - : - - - -| > CONFIG_SYS_NIOS_CPU_FLASH_SIZE - | sector 1 : | | = 0x00800000 - + 0x010000 |- - - - - - - - - - - - - - - -| | - | sector 0 (size = 0x10000) | / - 0x00000000 ---8-------------4|3-------------0- CONFIG_SYS_NIOS_CPU_FLASH_BASE - - -=============================================================================== - F L A S H M E M O R Y A L L O C A T I O N -=============================================================================== - - 0x00800000 ---8-------------4|3-------------0- - | : | \ - SAFE | : | > 1 MByte - FPGA conf. | : | / (NOT usable by software) - 0x00700000 --+- - - - - - - -:- - - - - - - -+- - | : | \ - USER | : | > 1 MByte - FPGA conf. | : | / (NOT usable by software) - 0x00600000 --+- - - - - - - -:- - - - - - - -+- - | : | \ - | : | | - WEB pages | : | > 2 MByte - | : | | (provisory usable) - | : | / - 0x00400000 --+- - - - - - - -:- - - - - - - -+- - | : | \ - | : | | - | : | | - | : | > 4 MByte free for use - | : | | - 0x00040000 --+- - - - - - - -:- - - - - - - -+-|- u-boot _start() - | : | / - 0x00000000 |- - - - - - - -:- - - - - - - -+- - u-boot environment - 0x00000000 ---8-------------4|3-------------0- - - -=============================================================================== - R E F E R E N C E S -=============================================================================== -[1] http://www.altera.com/literature/manual/mnl_nios_board_cyclone_1c20.pdf -[2] http://www.altera.com/literature/ds/ds_nios_uart.pdf -[3] http://www.altera.com/literature/ds/ds_nios_timer.pdf -[4] http://www.altera.com/literature/ds/ds_nios_pio.pdf -[5] http://www.altera.com/literature/ds/ds_nios_asmi.pdf - http://www.altera.com/literature/wp/wp_epcs_cyc.pdf -[6] http://www.opencores.org/projects/ata/ - http://www.t13.org/index.html - - -=============================================================================== -Stephan Linz <linz@li-pro.net> |
