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

Subversion Repositories amber

[/] [amber/] [trunk/] [sw/] [boot-loader-ethmac/] [start.S] - Diff between revs 78 and 81

Rev 78	Rev 81
Line 190...	Line 190...
`mov r0, #0`	`mov r0, #0`
`mov pc, r4`	`mov pc, r4`


`service_irq:`	`service_irq:`
`@ As this is an interrupt, need tp save all registers to the stack`	`@ As this is an interrupt, need to save all registers to the stack`
	`@ that will be used here`
`stmfd sp!, {r0-r3, lr}`	`stmfd sp!, {r0-r3, lr}`

`@ is it a timer interrupt ?`	`@ is it a timer interrupt ?`
`ldr r0, AdrInterruptStatus`	`ldr r0, AdrInterruptStatus`
`ldr r3, [r0]`	`ldr r3, [r0]`