URL https://opencores.org/ocsvn/plasma/plasma/trunk

Subversion Repositories plasma

[/] [plasma/] [trunk/] [tools/] [boot.asm] - Diff between revs 200 and 213

Rev 200	Rev 213
Line 18...	Line 18...

`#These eight instructions should be the first instructions.`	`#These eight instructions should be the first instructions.`
`#convert.exe previously initialized $gp, .sbss_start, .bss_end, $sp`	`#convert.exe previously initialized $gp, .sbss_start, .bss_end, $sp`
`la $gp, _gp #initialize stack pointer`	`la $gp, _gp #initialize stack pointer`
`la $4, __bss_start #$4 = .sbss_start`	`la $4, __bss_start #$4 = .sbss_start`
`la $5, _end #$5 = .bss_end`	`la $2, _end #$2 = .bss_end`
`la $sp, InitStack+488 #initialize stack pointer`	`la $sp, InitStack+488 #initialize stack pointer`

`$BSS_CLEAR:`	`$BSS_CLEAR:`
`sw $0, 0($4)`	`sw $0, 0($4)`
`slt $3, $4, $5`	`slt $3, $4, $2`
`bnez $3, $BSS_CLEAR`	`bnez $3, $BSS_CLEAR`
`addiu $4, $4, 4`	`addiu $4, $4, 4`

`jal main`	`jal main`
`nop`	`nop`