📄 boot.s
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;;;;;;;;;;;;;;;;;;;;;;
;; file: boot.s ;;
;; by : Sanicle ;;
;; ver : 2005.03.21 ;;
;; from: 3mn.net ;;
;;;;;;;;;;;;;;;;;;;;;;
;;;;; This is a 2410 bootloader.
;;;;; Some of this file is from SamsungTestCode
;;;;;;;;;; S3C2410X board settings
SDRAM_BASE EQU 0x30000000
SDRAM_SIZE EQU 0x04000000
_STACK_BASEADDRESS EQU 0x31ff8000
_ISR_STARTADDRESS EQU 0x31ffff00
;buswidth for the GPIO configuration
GBLA BUSWIDTH
BUSWIDTH SETA 32
[ BUSWIDTH=16
B1_BWSCON EQU (0x1)
B2_BWSCON EQU (0x1)
;B3_BWSCON EQU (0x1)
B3_BWSCON EQU (0x1 + 0x1<<2 + 0x1<<3)
B4_BWSCON EQU (0x1)
B5_BWSCON EQU (0x1)
;B6_BWSCON EQU (0x1 + 0x1<<3)
B6_BWSCON EQU (0x1)
B7_BWSCON EQU (0x1 + 0x1<<3)
| ;BUSWIDTH=32
B1_BWSCON EQU (0x2)
B2_BWSCON EQU (0x1)
B3_BWSCON EQU (0x1)
B4_BWSCON EQU (0x1)
B5_BWSCON EQU (0x1)
B6_BWSCON EQU (0x2)
B7_BWSCON EQU (0x2)
]
;BANK0CON
B0_Tacs EQU 0x0 ;0clk
B0_Tcos EQU 0x0 ;0clk
B0_Tacc EQU 0x7 ;14clk
B0_Tcoh EQU 0x0 ;0clk
B0_Tah EQU 0x0 ;0clk
B0_Tacp EQU 0x0
B0_PMC EQU 0x0 ;normal
;BANK1CON
B1_Tacs EQU 0x0 ;0clk
B1_Tcos EQU 0x0 ;0clk
B1_Tacc EQU 0x7 ;14clk
B1_Tcoh EQU 0x0 ;0clk
B1_Tah EQU 0x0 ;0clk
B1_Tacp EQU 0x0
B1_PMC EQU 0x0 ;normal
;Bank 2 parameter
B2_Tacs EQU 0x0 ;0clk
B2_Tcos EQU 0x0 ;0clk
B2_Tacc EQU 0x7 ;14clk
B2_Tcoh EQU 0x0 ;0clk
B2_Tah EQU 0x0 ;0clk
B2_Tacp EQU 0x0
B2_PMC EQU 0x0 ;normal
;Bank 3 parameter
B3_Tacs EQU 0x0 ;0clk
B3_Tcos EQU 0x0 ;0clk
B3_Tacc EQU 0x7 ;14clk
B3_Tcoh EQU 0x0 ;0clk
B3_Tah EQU 0x0 ;0clk
B3_Tacp EQU 0x0
B3_PMC EQU 0x0 ;normal
;Bank 4 parameter
B4_Tacs EQU 0x0 ;0clk
B4_Tcos EQU 0x0 ;0clk
B4_Tacc EQU 0x7 ;14clk
B4_Tcoh EQU 0x0 ;0clk
B4_Tah EQU 0x0 ;0clk
B4_Tacp EQU 0x0
B4_PMC EQU 0x0 ;normal
;Bank 5 parameter
B5_Tacs EQU 0x0 ;0clk
B5_Tcos EQU 0x0 ;0clk
B5_Tacc EQU 0x7 ;14clk
B5_Tcoh EQU 0x0 ;0clk
B5_Tah EQU 0x0 ;0clk
B5_Tacp EQU 0x0
B5_PMC EQU 0x0 ;normal
;Bank 6 parameter
B6_MT EQU 0x3 ;SDRAM
B6_Trcd EQU 0x1 ;3clk
B6_SCAN EQU 0x1 ;9bit
;Bank 7 parameter
B7_MT EQU 0x0 ; ROM or SRAM
B7_Trcd EQU 0x0 ;2clk
;B7_Trcd EQU 0x1 ;3clk
B7_SCAN EQU 0x1 ;9bit
;refresh parameter
REFEN EQU 0x1 ;Refresh enable
TREFMD EQU 0x0 ;CBR(CAS before RAS)/Auto refresh
Trp EQU 0x0 ;2clk
Trc EQU 0x3 ;7clk
Tchr EQU 0x2 ;3clk
REFCNT EQU 1113 ;period=15.6us, HCLK=60Mhz, (2048+1-15.6*60)
;;;;;;;;;; S3C2410X address map
GBLL BIG_ENDIAN__
BIG_ENDIAN__ SETL {FALSE}
;=================
; Memory control
;=================
BWSCON EQU 0x48000000 ;Bus width & wait status
BANKCON0 EQU 0x48000004 ;Boot ROM control
BANKCON1 EQU 0x48000008 ;BANK1 control
BANKCON2 EQU 0x4800000c ;BANK2 cControl
BANKCON3 EQU 0x48000010 ;BANK3 control
BANKCON4 EQU 0x48000014 ;BANK4 control
BANKCON5 EQU 0x48000018 ;BANK5 control
BANKCON6 EQU 0x4800001c ;BANK6 control
BANKCON7 EQU 0x48000020 ;BANK7 control
REFRESH EQU 0x48000024 ;DRAM/SDRAM refresh
BANKSIZE EQU 0x48000028 ;Flexible Bank Size
MRSRB6 EQU 0x4800002c ;Mode register set for SDRAM
MRSRB7 EQU 0x48000030 ;Mode register set for SDRAM
;=================
; USB Host
;=================
;=================
; INTERRUPT
;=================
SRCPND EQU 0x4a000000 ;Interrupt request status
INTMOD EQU 0x4a000004 ;Interrupt mode control
INTMSK EQU 0x4a000008 ;Interrupt mask control
PRIORITY EQU 0x4a00000a ;IRQ priority control
INTPND EQU 0x4a000010 ;Interrupt request status
INTOFFSET EQU 0x4a000014 ;Interruot request source offset
SUSSRCPND EQU 0x4a000018 ;Sub source pending
INTSUBMSK EQU 0x4a00001c ;Interrupt sub mask
;=================
; DMA
;=================
DISRC0 EQU 0x4b000000 ;DMA 0 Initial source
DISRCC0 EQU 0x4b000004 ;DMA 0 Initial source control
DIDST0 EQU 0x4b000008 ;DMA 0 Initial Destination
DIDSTC0 EQU 0x4b00000c ;DMA 0 Initial Destination control
DCON0 EQU 0x4b000010 ;DMA 0 Control
DSTAT0 EQU 0x4b000014 ;DMA 0 Status
DCSRC0 EQU 0x4b000018 ;DMA 0 Current source
DCDST0 EQU 0x4b00001c ;DMA 0 Current destination
DMASKTRIG0 EQU 0x4b000020 ;DMA 0 Mask trigger
DISRC1 EQU 0x4b000040 ;DMA 1 Initial source
DISRCC1 EQU 0x4b000044 ;DMA 1 Initial source control
DIDST1 EQU 0x4b000048 ;DMA 1 Initial Destination
DIDSTC1 EQU 0x4b00004c ;DMA 1 Initial Destination control
DCON1 EQU 0x4b000050 ;DMA 1 Control
DSTAT1 EQU 0x4b000054 ;DMA 1 Status
DCSRC1 EQU 0x4b000058 ;DMA 1 Current source
DCDST1 EQU 0x4b00005c ;DMA 1 Current destination
DMASKTRIG1 EQU 0x4b000060 ;DMA 1 Mask trigger
DISRC2 EQU 0x4b000080 ;DMA 2 Initial source
DISRCC2 EQU 0x4b000084 ;DMA 2 Initial source control
DIDST2 EQU 0x4b000088 ;DMA 2 Initial Destination
DIDSTC2 EQU 0x4b00008c ;DMA 2 Initial Destination control
DCON2 EQU 0x4b000090 ;DMA 2 Control
DSTAT2 EQU 0x4b000094 ;DMA 2 Status
DCSRC2 EQU 0x4b000098 ;DMA 2 Current source
DCDST2 EQU 0x4b00009c ;DMA 2 Current destination
DMASKTRIG2 EQU 0x4b0000a0 ;DMA 2 Mask trigger
DISRC3 EQU 0x4b0000c0 ;DMA 3 Initial source
DISRCC3 EQU 0x4b0000c4 ;DMA 3 Initial source control
DIDST3 EQU 0x4b0000c8 ;DMA 3 Initial Destination
DIDSTC3 EQU 0x4b0000cc ;DMA 3 Initial Destination control
DCON3 EQU 0x4b0000d0 ;DMA 3 Control
DSTAT3 EQU 0x4b0000d4 ;DMA 3 Status
DCSRC3 EQU 0x4b0000d8 ;DMA 3 Current source
DCDST3 EQU 0x4b0000dc ;DMA 3 Current destination
DMASKTRIG3 EQU 0x4b0000e0 ;DMA 3 Mask trigger
;==========================
; CLOCK & POWER MANAGEMENT
;==========================
LOCKTIME EQU 0x4c000000 ;PLL lock time counter
MPLLCON EQU 0x4c000004 ;MPLL Control
UPLLCON EQU 0x4c000008 ;UPLL Control
CLKCON EQU 0x4c00000c ;Clock generator control
CLKSLOW EQU 0x4c000010 ;Slow clock control
CLKDIVN EQU 0x4c000014 ;Clock divider control
;=================
; LCD CONTROLLER
;=================
LCDCON1 EQU 0x4d000000 ;LCD control 1
LCDCON2 EQU 0x4d000004 ;LCD control 2
LCDCON3 EQU 0x4d000008 ;LCD control 3
LCDCON4 EQU 0x4d00000c ;LCD control 4
LCDCON5 EQU 0x4d000010 ;LCD control 5
LCDSADDR1 EQU 0x4d000014 ;STN/TFT Frame buffer start address 1
LCDSADDR2 EQU 0x4d000018 ;STN/TFT Frame buffer start address 2
LCDSADDR3 EQU 0x4d00001c ;STN/TFT Virtual screen address set
REDLUT EQU 0x4d000020 ;STN Red lookup table
GREENLUT EQU 0x4d000024 ;STN Green lookup table
BLUELUT EQU 0x4d000028 ;STN Blue lookup table
DITHMODE EQU 0x4d00004c ;STN Dithering mode
TPAL EQU 0x4d000050 ;TFT Temporary palette
LCDINTPND EQU 0x4d000054 ;LCD Interrupt pending
LCDSRCPND EQU 0x4d000058 ;LCD Interrupt source
LCDINTMSK EQU 0x4d00005c ;LCD Interrupt mask
LPCSEL EQU 0x4d000060 ;LPC3600 Control
;=================
; NAND flash
;=================
NFCONF EQU 0x4e000000 ;NAND Flash configuration
NFCMD EQU 0x4e000004 ;NADD Flash command
NFADDR EQU 0x4e000008 ;NAND Flash address
NFDATA EQU 0x4e00000c ;NAND Flash data
NFSTAT EQU 0x4e000010 ;NAND Flash operation status
NFECC EQU 0x4e000014 ;NAND Flash ECC
;=================
; UART
;=================
ULCON0 EQU 0x50000000 ;UART 0 Line control
UCON0 EQU 0x50000004 ;UART 0 Control
UFCON0 EQU 0x50000008 ;UART 0 FIFO control
UMCON0 EQU 0x5000000c ;UART 0 Modem control
UTRSTAT0 EQU 0x50000010 ;UART 0 Tx/Rx status
UERSTAT0 EQU 0x50000014 ;UART 0 Rx error status
UFSTAT0 EQU 0x50000018 ;UART 0 FIFO status
UMSTAT0 EQU 0x5000001c ;UART 0 Modem status
UBRDIV0 EQU 0x50000028 ;UART 0 Baud rate divisor
ULCON1 EQU 0x50004000 ;UART 1 Line control
UCON1 EQU 0x50004004 ;UART 1 Control
UFCON1 EQU 0x50004008 ;UART 1 FIFO control
UMCON1 EQU 0x5000400c ;UART 1 Modem control
UTRSTAT1 EQU 0x50004010 ;UART 1 Tx/Rx status
UERSTAT1 EQU 0x50004014 ;UART 1 Rx error status
UFSTAT1 EQU 0x50004018 ;UART 1 FIFO status
UMSTAT1 EQU 0x5000401c ;UART 1 Modem status
UBRDIV1 EQU 0x50004028 ;UART 1 Baud rate divisor
ULCON2 EQU 0x50008000 ;UART 2 Line control
UCON2 EQU 0x50008004 ;UART 2 Control
UFCON2 EQU 0x50008008 ;UART 2 FIFO control
UMCON2 EQU 0x5000800c ;UART 2 Modem control
UTRSTAT2 EQU 0x50008010 ;UART 2 Tx/Rx status
UERSTAT2 EQU 0x50008014 ;UART 2 Rx error status
UFSTAT2 EQU 0x50008018 ;UART 2 FIFO status
UMSTAT2 EQU 0x5000801c ;UART 2 Modem status
UBRDIV2 EQU 0x50008028 ;UART 2 Baud rate divisor
[ BIG_ENDIAN__
UTXH0 EQU 0x50000023 ;UART 0 Transmission Hold
URXH0 EQU 0x50000027 ;UART 0 Receive buffer
UTXH1 EQU 0x50004023 ;UART 1 Transmission Hold
URXH1 EQU 0x50004027 ;UART 1 Receive buffer
UTXH2 EQU 0x50008023 ;UART 2 Transmission Hold
URXH2 EQU 0x50008027 ;UART 2 Receive buffer
| ;Little Endian
UTXH0 EQU 0x50000020 ;UART 0 Transmission Hold
URXH0 EQU 0x50000024 ;UART 0 Receive buffer
UTXH1 EQU 0x50004020 ;UART 1 Transmission Hold
URXH1 EQU 0x50004024 ;UART 1 Receive buffer
UTXH2 EQU 0x50008020 ;UART 2 Transmission Hold
URXH2 EQU 0x50008024 ;UART 2 Receive buffer
]
;=================
; PWM TIMER
;=================
TCFG0 EQU 0x51000000 ;Timer 0 configuration
TCFG1 EQU 0x51000004 ;Timer 1 configuration
TCON EQU 0x51000008 ;Timer control
TCNTB0 EQU 0x5100000c ;Timer count buffer 0
TCMPB0 EQU 0x51000010 ;Timer compare buffer 0
TCNTO0 EQU 0x51000014 ;Timer count observation 0
TCNTB1 EQU 0x51000018 ;Timer count buffer 1
TCMPB1 EQU 0x5100001c ;Timer compare buffer 1
TCNTO1 EQU 0x51000020 ;Timer count observation 1
TCNTB2 EQU 0x51000024 ;Timer count buffer 2
TCMPB2 EQU 0x51000028 ;Timer compare buffer 2
TCNTO2 EQU 0x5100002c ;Timer count observation 2
TCNTB3 EQU 0x51000030 ;Timer count buffer 3
TCMPB3 EQU 0x51000034 ;Timer compare buffer 3
TCNTO3 EQU 0x51000038 ;Timer count observation 3
TCNTB4 EQU 0x5100003c ;Timer count buffer 4
TCNTO4 EQU 0x51000040 ;Timer count observation 4
;=================
; USB DEVICE
;=================
[ BIG_ENDIAN__
FUNC_ADDR_REG EQU 0x52000143 ;Function address
PWR_REG EQU 0x52000147 ;Power management
EP_INT_REG EQU 0x5200014b ;EP Interrupt pending and clear
USB_INT_REG EQU 0x5200015b ;USB Interrupt pending and clear
EP_INT_EN_REG EQU 0x5200015f ;Interrupt enable
USB_INT_EN_REG EQU 0x5200016f
FRAME_NUM1_REG EQU 0x52000173 ;Frame number lower byte
FRAME_NUM2_REG EQU 0x52000177 ;Frame number lower byte
INDEX_REG EQU 0x5200017b ;Register index
MAXP_REG EQU 0x52000183 ;Endpoint max packet
EP0_CSR EQU 0x52000187 ;Endpoint 0 status
IN_CSR1_REG EQU 0x52000187 ;In endpoint control status
IN_CSR2_REG EQU 0x5200018b
OUT_CSR1_REG EQU 0x52000193 ;Out endpoint control status
OUT_CSR2_REG EQU 0x52000197
OUT_FIFO_CNT1_REG EQU 0x5200019b ;Endpoint out write count
OUT_FIFO_CNT2_REG EQU 0x5200019f
EP0_FIFO EQU 0x520001c3 ;Endpoint 0 FIFO
EP1_FIFO EQU 0x520001c7 ;Endpoint 1 FIFO
EP2_FIFO EQU 0x520001cb ;Endpoint 2 FIFO
EP3_FIFO EQU 0x520001cf ;Endpoint 3 FIFO
EP4_FIFO EQU 0x520001d3 ;Endpoint 4 FIFO
EP1_DMA_CON EQU 0x52000203 ;EP1 DMA interface control
EP1_DMA_UNIT EQU 0x52000207 ;EP1 DMA Tx unit counter
EP1_DMA_FIFO EQU 0x5200020b ;EP1 DMA Tx FIFO counter
EP1_DMA_TTC_L EQU 0x5200020f ;EP1 DMA total Tx counter
EP1_DMA_TTC_M EQU 0x52000213
EP1_DMA_TTC_H EQU 0x52000217
EP2_DMA_CON EQU 0x5200021b ;EP2 DMA interface control
EP2_DMA_UNIT EQU 0x5200021f ;EP2 DMA Tx unit counter
EP2_DMA_FIFO EQU 0x52000223 ;EP2 DMA Tx FIFO counter
EP2_DMA_TTC_L EQU 0x52000227 ;EP2 DMA total Tx counter
EP2_DMA_TTC_M EQU 0x5200022b
EP2_DMA_TTC_H EQU 0x5200022f
EP3_DMA_CON EQU 0x52000243 ;EP3 DMA interface control
EP3_DMA_UNIT EQU 0x52000247 ;EP3 DMA Tx unit counter
EP3_DMA_FIFO EQU 0x5200024b ;EP3 DMA Tx FIFO counter
EP3_DMA_TTC_L EQU 0x5200024f ;EP3 DMA total Tx counter
EP3_DMA_TTC_M EQU 0x52000253
EP3_DMA_TTC_H EQU 0x52000257
EP4_DMA_CON EQU 0x5200025b ;EP4 DMA interface control
EP4_DMA_UNIT EQU 0x5200025f ;EP4 DMA Tx unit counter
EP4_DMA_FIFO EQU 0x52000263 ;EP4 DMA Tx FIFO counter
EP4_DMA_TTC_L EQU 0x52000267 ;EP4 DMA total Tx counter
EP4_DMA_TTC_M EQU 0x5200026b
EP4_DMA_TTC_H EQU 0x5200026f
| ; Little Endian
FUNC_ADDR_REG EQU 0x52000140 ;Function address
PWR_REG EQU 0x52000144 ;Power management
EP_INT_REG EQU 0x52000148 ;EP Interrupt pending and clear
USB_INT_REG EQU 0x52000158 ;USB Interrupt pending and clear
EP_INT_EN_REG EQU 0x5200015c ;Interrupt enable
USB_INT_EN_REG EQU 0x5200016c
FRAME_NUM1_REG EQU 0x52000170 ;Frame number lower byte
FRAME_NUM2_REG EQU 0x52000174 ;Frame number lower byte
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