Commit 5187995f authored by Greg Ungerer's avatar Greg Ungerer

m68knommu: remove duplicate ColdFire mcf_autovector() code

Each of the ColdFire CPU platform code that used the old style interrupt
controller had its own copy of the mcf_autovector() function. They are all
the same, remove them all and create a single function in the common
coldfire/intc.c code.
Signed-off-by: default avatarGreg Ungerer <gerg@uclinux.org>
parent 5938084b
...@@ -68,23 +68,6 @@ static void __init m5206_uarts_init(void) ...@@ -68,23 +68,6 @@ static void __init m5206_uarts_init(void)
/***************************************************************************/ /***************************************************************************/
void mcf_autovector(unsigned int vec)
{
volatile unsigned char *mbar;
unsigned char icr;
if ((vec >= 25) && (vec <= 31)) {
vec -= 25;
mbar = (volatile unsigned char *) MCF_MBAR;
icr = MCFSIM_ICR_AUTOVEC | (vec << 3);
*(mbar + MCFSIM_ICR1 + vec) = icr;
vec = 0x1 << (vec + 1);
mcf_setimr(mcf_getimr() & ~vec);
}
}
/***************************************************************************/
void mcf_settimericr(unsigned int timer, unsigned int level) void mcf_settimericr(unsigned int timer, unsigned int level)
{ {
volatile unsigned char *icrp; volatile unsigned char *icrp;
......
...@@ -69,23 +69,6 @@ static void __init m5206e_uarts_init(void) ...@@ -69,23 +69,6 @@ static void __init m5206e_uarts_init(void)
/***************************************************************************/ /***************************************************************************/
void mcf_autovector(unsigned int vec)
{
volatile unsigned char *mbar;
unsigned char icr;
if ((vec >= 25) && (vec <= 31)) {
vec -= 25;
mbar = (volatile unsigned char *) MCF_MBAR;
icr = MCFSIM_ICR_AUTOVEC | (vec << 3);
*(mbar + MCFSIM_ICR1 + vec) = icr;
vec = 0x1 << (vec + 1);
mcf_setimr(mcf_getimr() & ~vec);
}
}
/***************************************************************************/
void mcf_settimericr(unsigned int timer, unsigned int level) void mcf_settimericr(unsigned int timer, unsigned int level)
{ {
volatile unsigned char *icrp; volatile unsigned char *icrp;
......
...@@ -66,20 +66,6 @@ static void __init m5249_uarts_init(void) ...@@ -66,20 +66,6 @@ static void __init m5249_uarts_init(void)
} }
/***************************************************************************/
void mcf_autovector(unsigned int vec)
{
volatile unsigned char *mbar;
if ((vec >= 25) && (vec <= 31)) {
mbar = (volatile unsigned char *) MCF_MBAR;
vec = 0x1 << (vec - 24);
*(mbar + MCFSIM_AVR) |= vec;
mcf_setimr(mcf_getimr() & ~vec);
}
}
/***************************************************************************/ /***************************************************************************/
void mcf_settimericr(unsigned int timer, unsigned int level) void mcf_settimericr(unsigned int timer, unsigned int level)
......
...@@ -148,13 +148,6 @@ void mcf_disableall(void) ...@@ -148,13 +148,6 @@ void mcf_disableall(void)
/***************************************************************************/ /***************************************************************************/
void mcf_autovector(unsigned int vec)
{
/* Everything is auto-vectored on the 5272 */
}
/***************************************************************************/
void mcf_settimericr(int timer, int level) void mcf_settimericr(int timer, int level)
{ {
volatile unsigned long *icrp; volatile unsigned long *icrp;
......
...@@ -83,20 +83,6 @@ static void __init m5307_uarts_init(void) ...@@ -83,20 +83,6 @@ static void __init m5307_uarts_init(void)
/***************************************************************************/ /***************************************************************************/
void mcf_autovector(unsigned int vec)
{
volatile unsigned char *mbar;
if ((vec >= 25) && (vec <= 31)) {
mbar = (volatile unsigned char *) MCF_MBAR;
vec = 0x1 << (vec - 24);
*(mbar + MCFSIM_AVR) |= vec;
mcf_setimr(mcf_getimr() & ~vec);
}
}
/***************************************************************************/
void mcf_settimericr(unsigned int timer, unsigned int level) void mcf_settimericr(unsigned int timer, unsigned int level)
{ {
volatile unsigned char *icrp; volatile unsigned char *icrp;
......
...@@ -74,20 +74,6 @@ static void __init m5407_uarts_init(void) ...@@ -74,20 +74,6 @@ static void __init m5407_uarts_init(void)
/***************************************************************************/ /***************************************************************************/
void mcf_autovector(unsigned int vec)
{
volatile unsigned char *mbar;
if ((vec >= 25) && (vec <= 31)) {
mbar = (volatile unsigned char *) MCF_MBAR;
vec = 0x1 << (vec - 24);
*(mbar + MCFSIM_AVR) |= vec;
mcf_setimr(mcf_getimr() & ~vec);
}
}
/***************************************************************************/
void mcf_settimericr(unsigned int timer, unsigned int level) void mcf_settimericr(unsigned int timer, unsigned int level)
{ {
volatile unsigned char *icrp; volatile unsigned char *icrp;
......
...@@ -18,6 +18,33 @@ ...@@ -18,6 +18,33 @@
#include <asm/coldfire.h> #include <asm/coldfire.h>
#include <asm/mcfsim.h> #include <asm/mcfsim.h>
/*
* Define the vector numbers for the basic 7 interrupt sources.
* These are often referred to as the "external" interrupts in
* the ColdFire documentation (for the early ColdFire cores at least).
*/
#define EIRQ1 25
#define EIRQ7 31
/*
* Interrupts can be "vectored" on the ColdFire cores that support this old
* interrupt controller. That is, the device raising the interrupt can also
* supply the vector number to interrupt through. The AVR register of the
* interrupt controller enables or disables this for each external interrupt,
* so provide generic support for this. Setting this up is out-of-band for
* the interrupt system API's, and needs to be done by the driver that
* supports this device. Very few devices actually use this.
*/
void mcf_autovector(int irq)
{
if ((irq >= EIRQ1) && (irq <= EIRQ7)) {
u8 avec;
avec = __raw_readb(MCF_MBAR + MCFSIM_AVR);
avec |= (0x1 << (irq - EIRQ1 + 1));
__raw_writeb(avec, MCF_MBAR + MCFSIM_AVR);
}
}
static void intc_irq_mask(unsigned int irq) static void intc_irq_mask(unsigned int irq)
{ {
} }
......
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