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@ -322,10 +322,6 @@ locate: |
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li bonito,PHYS_TO_UNCACHED(BONITO_REG_BASE) |
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bal initserial |
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nop |
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#if 1 |
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#define MOD_MASK 0x00000003 |
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#define MOD_B 0x00000000 /* byte "modifier" */ |
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#define MOD_H 0x00000001 /* halfword "modifier" */ |
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@ -483,28 +479,6 @@ reginit: /* local name */ |
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and t4,t3,OP_MASK |
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#if 1 |
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move t5,a0 |
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PRINTSTR("a0: "); |
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move a0,t5 |
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bal hexserial |
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nop |
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PRINTSTR(" t3: "); |
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move a0,t3 |
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bal hexserial |
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nop |
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PRINTSTR(" t0: "); |
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move a0,t0 |
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bal hexserial |
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nop |
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PRINTSTR("\r\n"); |
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move a0,t5 |
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#endif |
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/* |
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* EXIT(STATUS) |
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*/ |
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@ -702,9 +676,9 @@ reginit: /* local name */ |
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bal superio_init |
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nop |
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#endif |
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#bal initserial |
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#nop |
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bal initserial |
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nop |
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PRINTSTR("\r\nPMON2000 MIPS Initializing. Standby...\r\n") |
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PRINTSTR("ERRORPC=") |
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@ -1301,8 +1275,7 @@ LEAF(hexserial) |
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END(hexserial) |
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LEAF(tgt_putchar) |
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# la v0, COM1_BASE_ADDR |
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la v0, COM3_BASE_ADDR |
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la v0, COM1_BASE_ADDR |
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1: |
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lbu v1, NSREG(NS16550_LSR)(v0) |
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and v1, LSR_TXRDY |
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@ -1310,10 +1283,12 @@ LEAF(tgt_putchar) |
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nop |
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sb a0, NSREG(NS16550_DATA)(v0) |
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#ifdef HAVE_NB_SERIAL |
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move v1,v0 |
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la v0, COM3_BASE_ADDR |
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bne v0,v1,1b |
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nop |
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#endif |
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j ra |
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nop |
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END(tgt_putchar) |
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@ -1339,32 +1314,31 @@ END(tgt_putchar) |
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#define B115200 115200 |
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LEAF(initserial) |
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# la v0, COM1_BASE_ADDR |
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la v0, COM3_BASE_ADDR |
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la v0, COM1_BASE_ADDR |
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la a0, NS16550HZ/2/(16*CONS_BAUD) |
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1: |
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li v1, FIFO_ENABLE|FIFO_RCV_RST|FIFO_XMT_RST|FIFO_TRIGGER_4 |
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sb v1, NSREG(NS16550_FIFO)(v0) |
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li v1, CFCR_DLAB #DLAB |
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sb v1, NSREG(NS16550_CFCR)(v0) |
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li v1, NS16550HZ/(16*CONS_BAUD) #set BRDL |
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sb v1, NSREG(NS16550_DATA)(v0) |
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srl v1, 8 |
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sb v1, NSREG(NS16550_IER)(v0) #set BRDH |
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li v1, CFCR_8BITS #8bit |
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sb v1, NSREG(NS16550_CFCR)(v0) |
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li v1, MCR_DTR|MCR_RTS |
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sb v1, NSREG(NS16550_MCR)(v0) |
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li v1, 0x0 |
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sb v1, NSREG(NS16550_IER)(v0) |
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move v1, v0 |
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# la v0, COM1_BASE_ADDR |
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la v0, COM3_BASE_ADDR |
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bne v0, v1, 1b |
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nop |
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j ra |
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nop |
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li v1, FIFO_ENABLE|FIFO_RCV_RST|FIFO_XMT_RST|FIFO_TRIGGER_4 |
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sb v1, NSREG(NS16550_FIFO)(v0) |
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li v1, CFCR_DLAB |
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sb v1, NSREG(NS16550_CFCR)(v0) |
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sb a0, NSREG(NS16550_DATA)(v0) |
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srl v1, 8 |
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sb v1, NSREG(NS16550_IER)(v0) |
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li v1, CFCR_8BITS |
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sb v1, NSREG(NS16550_CFCR)(v0) |
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li v1, MCR_DTR|MCR_RTS |
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sb v1, NSREG(NS16550_MCR)(v0) |
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li v1, 0x0 |
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sb v1, NSREG(NS16550_IER)(v0) |
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#ifdef HAVE_NB_SERIAL |
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move v1,v0 |
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la v0, COM3_BASE_ADDR |
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li a0, NS16550HZ/(16*CONS_BAUD) |
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bne v0,v1,1b |
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nop |
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#endif |
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j ra |
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nop |
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END(initserial) |
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