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Tweak the set of coalesced interrupts

Browse source 
dev/ns_gige.cc:
    clean up usage of ISR_FOO macros
dev/ns_gige_reg.h:
    Clean up #defines
    make ISR_RXIDLE and ISR_TXIDLE coalesced

--HG--
extra : convert_revision : fd64fc6a441d096fc45737fdcb837de8868ca10a
This commit is contained in:
Nathan Binkert 2005-09-18 21:22:57 -04:00
parent b1a1566818
commit e1c61e5b2f
2 changed files with 9 additions and 7 deletions
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7
dev/ns_gige.cc
View file

@ -1211,7 +1211,7 @@ NSGigE::devIntrPost(uint32_t interrupts)
if (interrupts & ISR_NOIMPL)
warn("interrupt not implemented %#x\n", interrupts);
interrupts &= ~ISR_NOIMPL;
interrupts &= ISR_IMPL;
regs.isr |= interrupts;
if (interrupts & regs.imr) {
@ -1247,7 +1247,7 @@ NSGigE::devIntrPost(uint32_t interrupts)
if ((regs.isr & regs.imr)) {
Tick when = curTick;
if (!(regs.isr & regs.imr & ISR_NODELAY))
if ((regs.isr & regs.imr & ISR_NODELAY) == 0)
when += intrDelay;
cpuIntrPost(when);
}
@ -1289,8 +1289,7 @@ NSGigE::devIntrClear(uint32_t interrupts)
postedRxOrn++;
}
if (regs.isr & regs.imr & (ISR_SWI | ISR_RXIDLE | ISR_RXOK | ISR_RXDESC |
ISR_TXOK | ISR_TXIDLE | ISR_TXDESC | ISR_RXORN) )
if (regs.isr & regs.imr & ISR_IMPL)
postedInterrupts++;
interrupts &= ~ISR_NOIMPL;

9
dev/ns_gige_reg.h
View file

@ -171,9 +171,12 @@
#define ISR_RXDESC 0x00000002
#define ISR_RXOK 0x00000001
#define ISR_ALL 0x7FFFFFFF
#define ISR_NODELAY (ISR_ALL & ~(ISR_RXOK|ISR_RXDESC|ISR_TXOK|ISR_TXDESC))
#define ISR_NOIMPL (~(ISR_SWI|ISR_TXIDLE|ISR_TXDESC|ISR_TXOK|ISR_RXORN| \
ISR_RXIDLE|ISR_RXDESC|ISR_RXOK))
#define ISR_DELAY (ISR_TXIDLE|ISR_TXDESC|ISR_TXOK| \
ISR_RXIDLE|ISR_RXDESC|ISR_RXOK)
#define ISR_NODELAY (ISR_ALL & ~ISR_DELAY)
#define ISR_IMPL (ISR_SWI|ISR_TXIDLE|ISR_TXDESC|ISR_TXOK|ISR_RXORN| \
ISR_RXIDLE|ISR_RXDESC|ISR_RXOK)
#define ISR_NOIMPL (ISR_ALL & ~ISR_IMPL)
/* transmit configuration register */
#define TX_CFG_CSI 0x80000000