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-rw-r--r--drivers/block/ataflop.c2
-rw-r--r--drivers/block/swim.c4
-rw-r--r--drivers/char/vme_scc.c12
-rw-r--r--drivers/macintosh/adb.c6
-rw-r--r--drivers/macintosh/via-cuda.c74
-rw-r--r--drivers/net/macmace.c33
-rw-r--r--drivers/net/macsonic.c33
-rw-r--r--drivers/scsi/mac_esp.c57
-rw-r--r--drivers/serial/Kconfig12
-rw-r--r--drivers/serial/pmac_zilog.c240
-rw-r--r--drivers/serial/pmac_zilog.h34
-rw-r--r--drivers/video/macfb.c736
-rw-r--r--drivers/video/macmodes.c80
-rw-r--r--drivers/video/valkyriefb.c6
-rw-r--r--drivers/video/valkyriefb.h31
15 files changed, 679 insertions, 681 deletions
diff --git a/drivers/block/ataflop.c b/drivers/block/ataflop.c
index a5af1d6dda8b..e35cf59cbfde 100644
--- a/drivers/block/ataflop.c
+++ b/drivers/block/ataflop.c
@@ -1470,8 +1470,6 @@ repeat:
void do_fd_request(struct request_queue * q)
{
- unsigned long flags;
-
DPRINT(("do_fd_request for pid %d\n",current->pid));
while( fdc_busy ) sleep_on( &fdc_wait );
fdc_busy = 1;
diff --git a/drivers/block/swim.c b/drivers/block/swim.c
index 8f569e3df890..821c2833f9cf 100644
--- a/drivers/block/swim.c
+++ b/drivers/block/swim.c
@@ -864,7 +864,7 @@ static int __devinit swim_probe(struct platform_device *dev)
struct swim_priv *swd;
int ret;
- res = platform_get_resource_byname(dev, IORESOURCE_MEM, "swim-regs");
+ res = platform_get_resource(dev, IORESOURCE_MEM, 0);
if (!res) {
ret = -ENODEV;
goto out;
@@ -942,7 +942,7 @@ static int __devexit swim_remove(struct platform_device *dev)
iounmap(swd->base);
- res = platform_get_resource_byname(dev, IORESOURCE_MEM, "swim-regs");
+ res = platform_get_resource(dev, IORESOURCE_MEM, 0);
if (res)
release_mem_region(res->start, resource_size(res));
diff --git a/drivers/char/vme_scc.c b/drivers/char/vme_scc.c
index 994e1a58b987..8b24729fec89 100644
--- a/drivers/char/vme_scc.c
+++ b/drivers/char/vme_scc.c
@@ -136,7 +136,7 @@ static const struct tty_port_operations scc_port_ops = {
* vme_scc_init() and support functions
*---------------------------------------------------------------------------*/
-static int scc_init_drivers(void)
+static int __init scc_init_drivers(void)
{
int error;
@@ -172,7 +172,7 @@ static int scc_init_drivers(void)
/* ports[] array is indexed by line no (i.e. [0] for ttyS0, [1] for ttyS1).
*/
-static void scc_init_portstructs(void)
+static void __init scc_init_portstructs(void)
{
struct scc_port *port;
int i;
@@ -195,7 +195,7 @@ static void scc_init_portstructs(void)
#ifdef CONFIG_MVME147_SCC
-static int mvme147_scc_init(void)
+static int __init mvme147_scc_init(void)
{
struct scc_port *port;
int error;
@@ -298,7 +298,7 @@ fail:
#ifdef CONFIG_MVME162_SCC
-static int mvme162_scc_init(void)
+static int __init mvme162_scc_init(void)
{
struct scc_port *port;
int error;
@@ -404,7 +404,7 @@ fail:
#ifdef CONFIG_BVME6000_SCC
-static int bvme6000_scc_init(void)
+static int __init bvme6000_scc_init(void)
{
struct scc_port *port;
int error;
@@ -503,7 +503,7 @@ fail_free_b_rx:
#endif
-static int vme_scc_init(void)
+static int __init vme_scc_init(void)
{
int res = -ENODEV;
diff --git a/drivers/macintosh/adb.c b/drivers/macintosh/adb.c
index d840a109f833..1c4ee6e77937 100644
--- a/drivers/macintosh/adb.c
+++ b/drivers/macintosh/adb.c
@@ -317,9 +317,11 @@ static int __init adb_init(void)
break;
}
}
- if ((adb_controller == NULL) || adb_controller->init()) {
- printk(KERN_WARNING "Warning: no ADB interface detected\n");
+ if (adb_controller != NULL && adb_controller->init &&
+ adb_controller->init())
adb_controller = NULL;
+ if (adb_controller == NULL) {
+ printk(KERN_WARNING "Warning: no ADB interface detected\n");
} else {
#ifdef CONFIG_PPC
if (of_machine_is_compatible("AAPL,PowerBook1998") ||
diff --git a/drivers/macintosh/via-cuda.c b/drivers/macintosh/via-cuda.c
index 62dd1fdafecf..971bc9582a5f 100644
--- a/drivers/macintosh/via-cuda.c
+++ b/drivers/macintosh/via-cuda.c
@@ -89,7 +89,6 @@ static int cuda_fully_inited;
#ifdef CONFIG_ADB
static int cuda_probe(void);
-static int cuda_init(void);
static int cuda_send_request(struct adb_request *req, int sync);
static int cuda_adb_autopoll(int devs);
static int cuda_reset_adb_bus(void);
@@ -107,17 +106,42 @@ int cuda_request(struct adb_request *req,
#ifdef CONFIG_ADB
struct adb_driver via_cuda_driver = {
- "CUDA",
- cuda_probe,
- cuda_init,
- cuda_send_request,
- cuda_adb_autopoll,
- cuda_poll,
- cuda_reset_adb_bus
+ .name = "CUDA",
+ .probe = cuda_probe,
+ .send_request = cuda_send_request,
+ .autopoll = cuda_adb_autopoll,
+ .poll = cuda_poll,
+ .reset_bus = cuda_reset_adb_bus,
};
#endif /* CONFIG_ADB */
-#ifdef CONFIG_PPC
+#ifdef CONFIG_MAC
+int __init find_via_cuda(void)
+{
+ struct adb_request req;
+ int err;
+
+ if (macintosh_config->adb_type != MAC_ADB_CUDA)
+ return 0;
+
+ via = via1;
+ cuda_state = idle;
+
+ err = cuda_init_via();
+ if (err) {
+ printk(KERN_ERR "cuda_init_via() failed\n");
+ via = NULL;
+ return 0;
+ }
+
+ /* enable autopoll */
+ cuda_request(&req, NULL, 3, CUDA_PACKET, CUDA_AUTOPOLL, 1);
+ while (!req.complete)
+ cuda_poll();
+
+ return 1;
+}
+#else
int __init find_via_cuda(void)
{
struct adb_request req;
@@ -175,7 +199,7 @@ int __init find_via_cuda(void)
vias = NULL;
return 0;
}
-#endif /* CONFIG_PPC */
+#endif /* !defined CONFIG_MAC */
static int __init via_cuda_start(void)
{
@@ -184,14 +208,14 @@ static int __init via_cuda_start(void)
#ifdef CONFIG_MAC
cuda_irq = IRQ_MAC_ADB;
-#else /* CONFIG_MAC */
+#else
cuda_irq = irq_of_parse_and_map(vias, 0);
if (cuda_irq == NO_IRQ) {
printk(KERN_ERR "via-cuda: can't map interrupts for %s\n",
vias->full_name);
return -ENODEV;
}
-#endif /* CONFIG_MAC */
+#endif
if (request_irq(cuda_irq, cuda_interrupt, 0, "ADB", cuda_interrupt)) {
printk(KERN_ERR "via-cuda: can't request irq %d\n", cuda_irq);
@@ -216,28 +240,10 @@ cuda_probe(void)
#else
if (macintosh_config->adb_type != MAC_ADB_CUDA)
return -ENODEV;
- via = via1;
#endif
- return 0;
-}
-
-static int __init
-cuda_init(void)
-{
-#ifdef CONFIG_PPC
if (via == NULL)
return -ENODEV;
return 0;
-#else
- int err = cuda_init_via();
- if (err) {
- printk(KERN_ERR "cuda_init_via() failed\n");
- return -ENODEV;
- }
- out_8(&via[IER], IER_SET|SR_INT); /* enable interrupt from SR */
-
- return via_cuda_start();
-#endif
}
#endif /* CONFIG_ADB */
@@ -430,9 +436,11 @@ cuda_poll(void)
/* cuda_interrupt only takes a normal lock, we disable
* interrupts here to avoid re-entering and thus deadlocking.
*/
- disable_irq(cuda_irq);
+ if (cuda_irq)
+ disable_irq(cuda_irq);
cuda_interrupt(0, NULL);
- enable_irq(cuda_irq);
+ if (cuda_irq)
+ enable_irq(cuda_irq);
}
static irqreturn_t
@@ -446,7 +454,7 @@ cuda_interrupt(int irq, void *arg)
spin_lock(&cuda_lock);
- /* On powermacs, this handler is registered for the VIA IRQ. But it uses
+ /* On powermacs, this handler is registered for the VIA IRQ. But they use
* just the shift register IRQ -- other VIA interrupt sources are disabled.
* On m68k macs, the VIA IRQ sources are dispatched individually. Unless
* we are polling, the shift register IRQ flag has already been cleared.
diff --git a/drivers/net/macmace.c b/drivers/net/macmace.c
index 44f3c2896f20..79408c377875 100644
--- a/drivers/net/macmace.c
+++ b/drivers/net/macmace.c
@@ -39,7 +39,6 @@
#include "mace.h"
static char mac_mace_string[] = "macmace";
-static struct platform_device *mac_mace_device;
#define N_TX_BUFF_ORDER 0
#define N_TX_RING (1 << N_TX_BUFF_ORDER)
@@ -752,6 +751,7 @@ static irqreturn_t mace_dma_intr(int irq, void *dev_id)
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Macintosh MACE ethernet driver");
+MODULE_ALIAS("platform:macmace");
static int __devexit mac_mace_device_remove (struct platform_device *pdev)
{
@@ -777,47 +777,22 @@ static struct platform_driver mac_mace_driver = {
.probe = mace_probe,
.remove = __devexit_p(mac_mace_device_remove),
.driver = {
- .name = mac_mace_string,
+ .name = mac_mace_string,
+ .owner = THIS_MODULE,
},
};
static int __init mac_mace_init_module(void)
{
- int err;
-
if (!MACH_IS_MAC)
return -ENODEV;
- if ((err = platform_driver_register(&mac_mace_driver))) {
- printk(KERN_ERR "Driver registration failed\n");
- return err;
- }
-
- mac_mace_device = platform_device_alloc(mac_mace_string, 0);
- if (!mac_mace_device)
- goto out_unregister;
-
- if (platform_device_add(mac_mace_device)) {
- platform_device_put(mac_mace_device);
- mac_mace_device = NULL;
- }
-
- return 0;
-
-out_unregister:
- platform_driver_unregister(&mac_mace_driver);
-
- return -ENOMEM;
+ return platform_driver_register(&mac_mace_driver);
}
static void __exit mac_mace_cleanup_module(void)
{
platform_driver_unregister(&mac_mace_driver);
-
- if (mac_mace_device) {
- platform_device_unregister(mac_mace_device);
- mac_mace_device = NULL;
- }
}
module_init(mac_mace_init_module);
diff --git a/drivers/net/macsonic.c b/drivers/net/macsonic.c
index 875d361fb79d..24109c288108 100644
--- a/drivers/net/macsonic.c
+++ b/drivers/net/macsonic.c
@@ -62,7 +62,6 @@
#include <asm/mac_via.h>
static char mac_sonic_string[] = "macsonic";
-static struct platform_device *mac_sonic_device;
#include "sonic.h"
@@ -607,6 +606,7 @@ out:
MODULE_DESCRIPTION("Macintosh SONIC ethernet driver");
module_param(sonic_debug, int, 0);
MODULE_PARM_DESC(sonic_debug, "macsonic debug level (1-4)");
+MODULE_ALIAS("platform:macsonic");
#include "sonic.c"
@@ -627,44 +627,19 @@ static struct platform_driver mac_sonic_driver = {
.probe = mac_sonic_probe,
.remove = __devexit_p(mac_sonic_device_remove),
.driver = {
- .name = mac_sonic_string,
+ .name = mac_sonic_string,
+ .owner = THIS_MODULE,
},
};
static int __init mac_sonic_init_module(void)
{
- int err;
-
- if ((err = platform_driver_register(&mac_sonic_driver))) {
- printk(KERN_ERR "Driver registration failed\n");
- return err;
- }
-
- mac_sonic_device = platform_device_alloc(mac_sonic_string, 0);
- if (!mac_sonic_device)
- goto out_unregister;
-
- if (platform_device_add(mac_sonic_device)) {
- platform_device_put(mac_sonic_device);
- mac_sonic_device = NULL;
- }
-
- return 0;
-
-out_unregister:
- platform_driver_unregister(&mac_sonic_driver);
-
- return -ENOMEM;
+ return platform_driver_register(&mac_sonic_driver);
}
static void __exit mac_sonic_cleanup_module(void)
{
platform_driver_unregister(&mac_sonic_driver);
-
- if (mac_sonic_device) {
- platform_device_unregister(mac_sonic_device);
- mac_sonic_device = NULL;
- }
}
module_init(mac_sonic_init_module);
diff --git a/drivers/scsi/mac_esp.c b/drivers/scsi/mac_esp.c
index dd808ae942a1..4a90eaf7cb63 100644
--- a/drivers/scsi/mac_esp.c
+++ b/drivers/scsi/mac_esp.c
@@ -52,7 +52,6 @@ struct mac_esp_priv {
void __iomem *pdma_io;
int error;
};
-static struct platform_device *internal_pdev, *external_pdev;
static struct esp *esp_chips[2];
#define MAC_ESP_GET_PRIV(esp) ((struct mac_esp_priv *) \
@@ -495,29 +494,12 @@ static int __devinit esp_mac_probe(struct platform_device *dev)
struct Scsi_Host *host;
struct esp *esp;
int err;
- int chips_present;
struct mac_esp_priv *mep;
if (!MACH_IS_MAC)
return -ENODEV;
- switch (macintosh_config->scsi_type) {
- case MAC_SCSI_QUADRA:
- case MAC_SCSI_QUADRA3:
- chips_present = 1;
- break;
- case MAC_SCSI_QUADRA2:
- if ((macintosh_config->ident == MAC_MODEL_Q900) ||
- (macintosh_config->ident == MAC_MODEL_Q950))
- chips_present = 2;
- else
- chips_present = 1;
- break;
- default:
- chips_present = 0;
- }
-
- if (dev->id + 1 > chips_present)
+ if (dev->id > 1)
return -ENODEV;
host = scsi_host_alloc(tpnt, sizeof(struct esp));
@@ -642,55 +624,26 @@ static struct platform_driver esp_mac_driver = {
.probe = esp_mac_probe,
.remove = __devexit_p(esp_mac_remove),
.driver = {
- .name = DRV_MODULE_NAME,
+ .name = DRV_MODULE_NAME,
+ .owner = THIS_MODULE,
},
};
static int __init mac_esp_init(void)
{
- int err;
-
- err = platform_driver_register(&esp_mac_driver);
- if (err)
- return err;
-
- internal_pdev = platform_device_alloc(DRV_MODULE_NAME, 0);
- if (internal_pdev && platform_device_add(internal_pdev)) {
- platform_device_put(internal_pdev);
- internal_pdev = NULL;
- }
- external_pdev = platform_device_alloc(DRV_MODULE_NAME, 1);
- if (external_pdev && platform_device_add(external_pdev)) {
- platform_device_put(external_pdev);
- external_pdev = NULL;
- }
-
- if (internal_pdev || external_pdev) {
- return 0;
- } else {
- platform_driver_unregister(&esp_mac_driver);
- return -ENOMEM;
- }
+ return platform_driver_register(&esp_mac_driver);
}
static void __exit mac_esp_exit(void)
{
platform_driver_unregister(&esp_mac_driver);
-
- if (internal_pdev) {
- platform_device_unregister(internal_pdev);
- internal_pdev = NULL;
- }
- if (external_pdev) {
- platform_device_unregister(external_pdev);
- external_pdev = NULL;
- }
}
MODULE_DESCRIPTION("Mac ESP SCSI driver");
MODULE_AUTHOR("Finn Thain <fthain@telegraphics.com.au>");
MODULE_LICENSE("GPL v2");
MODULE_VERSION(DRV_VERSION);
+MODULE_ALIAS("platform:" DRV_MODULE_NAME);
module_init(mac_esp_init);
module_exit(mac_esp_exit);
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 9ff47db0b2ce..888a0ce91c4b 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -1086,12 +1086,12 @@ config SERIAL_68360
default y
config SERIAL_PMACZILOG
- tristate "PowerMac z85c30 ESCC support"
- depends on PPC_OF && PPC_PMAC
+ tristate "Mac or PowerMac z85c30 ESCC support"
+ depends on (M68K && MAC) || (PPC_OF && PPC_PMAC)
select SERIAL_CORE
help
This driver supports the Zilog z85C30 serial ports found on
- PowerMac machines.
+ (Power)Mac machines.
Say Y or M if you want to be able to these serial ports.
config SERIAL_PMACZILOG_TTYS
@@ -1116,16 +1116,16 @@ config SERIAL_PMACZILOG_TTYS
unable to use the 8250 module for PCMCIA or other 16C550-style
UARTs.
- Say N unless you need the z85c30 ports on your powermac
+ Say N unless you need the z85c30 ports on your (Power)Mac
to appear as /dev/ttySn.
config SERIAL_PMACZILOG_CONSOLE
- bool "Console on PowerMac z85c30 serial port"
+ bool "Console on Mac or PowerMac z85c30 serial port"
depends on SERIAL_PMACZILOG=y
select SERIAL_CORE_CONSOLE
help
If you would like to be able to use the z85c30 serial port
- on your PowerMac as the console, you can do so by answering
+ on your (Power)Mac as the console, you can do so by answering
Y to this option.
config SERIAL_LH7A40X
diff --git a/drivers/serial/pmac_zilog.c b/drivers/serial/pmac_zilog.c
index 3e2ae4807ae2..f020de1cdd50 100644
--- a/drivers/serial/pmac_zilog.c
+++ b/drivers/serial/pmac_zilog.c
@@ -63,11 +63,17 @@
#include <asm/sections.h>
#include <asm/io.h>
#include <asm/irq.h>
+
+#ifdef CONFIG_PPC_PMAC
#include <asm/prom.h>
#include <asm/machdep.h>
#include <asm/pmac_feature.h>
#include <asm/dbdma.h>
#include <asm/macio.h>
+#else
+#include <linux/platform_device.h>
+#define of_machine_is_compatible(x) (0)
+#endif
#if defined (CONFIG_SERIAL_PMACZILOG_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
#define SUPPORT_SYSRQ
@@ -83,11 +89,9 @@
static char version[] __initdata = "pmac_zilog: 0.6 (Benjamin Herrenschmidt <benh@kernel.crashing.org>)";
MODULE_AUTHOR("Benjamin Herrenschmidt <benh@kernel.crashing.org>");
-MODULE_DESCRIPTION("Driver for the PowerMac serial ports.");
+MODULE_DESCRIPTION("Driver for the Mac and PowerMac serial ports.");
MODULE_LICENSE("GPL");
-#define PWRDBG(fmt, arg...) printk(KERN_DEBUG fmt , ## arg)
-
#ifdef CONFIG_SERIAL_PMACZILOG_TTYS
#define PMACZILOG_MAJOR TTY_MAJOR
#define PMACZILOG_MINOR 64
@@ -153,8 +157,8 @@ static void pmz_load_zsregs(struct uart_pmac_port *uap, u8 *regs)
write_zsreg(uap, R10, regs[R10]);
/* Set TX/RX controls sans the enable bits. */
- write_zsreg(uap, R3, regs[R3] & ~RxENABLE);
- write_zsreg(uap, R5, regs[R5] & ~TxENABLE);
+ write_zsreg(uap, R3, regs[R3] & ~RxENABLE);
+ write_zsreg(uap, R5, regs[R5] & ~TxENABLE);
/* now set R7 "prime" on ESCC */
write_zsreg(uap, R15, regs[R15] | EN85C30);
@@ -205,7 +209,7 @@ static void pmz_load_zsregs(struct uart_pmac_port *uap, u8 *regs)
*/
static void pmz_maybe_update_regs(struct uart_pmac_port *uap)
{
- if (!ZS_REGS_HELD(uap)) {
+ if (!ZS_REGS_HELD(uap)) {
if (ZS_TX_ACTIVE(uap)) {
uap->flags |= PMACZILOG_FLAG_REGS_HELD;
} else {
@@ -281,7 +285,7 @@ static struct tty_struct *pmz_receive_chars(struct uart_pmac_port *uap)
spin_lock(&uap->port.lock);
if (swallow)
goto next_char;
- }
+ }
#endif /* CONFIG_MAGIC_SYSRQ && CONFIG_SERIAL_CORE_CONSOLE */
/* A real serial line, record the character and status. */
@@ -317,7 +321,7 @@ static struct tty_struct *pmz_receive_chars(struct uart_pmac_port *uap)
if (uap->port.ignore_status_mask == 0xff ||
(r1 & uap->port.ignore_status_mask) == 0) {
- tty_insert_flip_char(tty, ch, flag);
+ tty_insert_flip_char(tty, ch, flag);
}
if (r1 & Rx_OVR)
tty_insert_flip_char(tty, 0, TTY_OVERRUN);
@@ -341,7 +345,7 @@ static struct tty_struct *pmz_receive_chars(struct uart_pmac_port *uap)
uap->curregs[R1] &= ~(EXT_INT_ENAB | TxINT_ENAB | RxINT_MASK);
write_zsreg(uap, R1, uap->curregs[R1]);
zssync(uap);
- dev_err(&uap->dev->ofdev.dev, "pmz: rx irq flood !\n");
+ pmz_error("pmz: rx irq flood !\n");
return tty;
}
@@ -470,47 +474,47 @@ static irqreturn_t pmz_interrupt(int irq, void *dev_id)
uap_a = pmz_get_port_A(uap);
uap_b = uap_a->mate;
-
- spin_lock(&uap_a->port.lock);
+
+ spin_lock(&uap_a->port.lock);
r3 = read_zsreg(uap_a, R3);
#ifdef DEBUG_HARD
pmz_debug("irq, r3: %x\n", r3);
#endif
- /* Channel A */
+ /* Channel A */
tty = NULL;
- if (r3 & (CHAEXT | CHATxIP | CHARxIP)) {
+ if (r3 & (CHAEXT | CHATxIP | CHARxIP)) {
write_zsreg(uap_a, R0, RES_H_IUS);
zssync(uap_a);
- if (r3 & CHAEXT)
- pmz_status_handle(uap_a);
+ if (r3 & CHAEXT)
+ pmz_status_handle(uap_a);
if (r3 & CHARxIP)
tty = pmz_receive_chars(uap_a);
- if (r3 & CHATxIP)
- pmz_transmit_chars(uap_a);
- rc = IRQ_HANDLED;
- }
- spin_unlock(&uap_a->port.lock);
+ if (r3 & CHATxIP)
+ pmz_transmit_chars(uap_a);
+ rc = IRQ_HANDLED;
+ }
+ spin_unlock(&uap_a->port.lock);
if (tty != NULL)
tty_flip_buffer_push(tty);
if (uap_b->node == NULL)
goto out;
- spin_lock(&uap_b->port.lock);
+ spin_lock(&uap_b->port.lock);
tty = NULL;
if (r3 & (CHBEXT | CHBTxIP | CHBRxIP)) {
write_zsreg(uap_b, R0, RES_H_IUS);
zssync(uap_b);
- if (r3 & CHBEXT)
- pmz_status_handle(uap_b);
- if (r3 & CHBRxIP)
- tty = pmz_receive_chars(uap_b);
- if (r3 & CHBTxIP)
- pmz_transmit_chars(uap_b);
- rc = IRQ_HANDLED;
- }
- spin_unlock(&uap_b->port.lock);
+ if (r3 & CHBEXT)
+ pmz_status_handle(uap_b);
+ if (r3 & CHBRxIP)
+ tty = pmz_receive_chars(uap_b);
+ if (r3 & CHBTxIP)
+ pmz_transmit_chars(uap_b);
+ rc = IRQ_HANDLED;
+ }
+ spin_unlock(&uap_b->port.lock);
if (tty != NULL)
tty_flip_buffer_push(tty);
@@ -718,7 +722,7 @@ static void pmz_enable_ms(struct uart_port *port)
if (ZS_IS_ASLEEP(uap))
return;
- /* NOTE: Not subject to 'transmitter active' rule. */
+ /* NOTE: Not subject to 'transmitter active' rule. */
write_zsreg(uap, R15, uap->curregs[R15]);
}
}
@@ -748,7 +752,7 @@ static void pmz_break_ctl(struct uart_port *port, int break_state)
if (new_reg != uap->curregs[R5]) {
uap->curregs[R5] = new_reg;
- /* NOTE: Not subject to 'transmitter active' rule. */
+ /* NOTE: Not subject to 'transmitter active' rule. */
if (ZS_IS_ASLEEP(uap))
return;
write_zsreg(uap, R5, uap->curregs[R5]);
@@ -757,6 +761,8 @@ static void pmz_break_ctl(struct uart_port *port, int break_state)
spin_unlock_irqrestore(&port->lock, flags);
}
+#ifdef CONFIG_PPC_PMAC
+
/*
* Turn power on or off to the SCC and associated stuff
* (port drivers, modem, IR port, etc.)
@@ -792,6 +798,15 @@ static int pmz_set_scc_power(struct uart_pmac_port *uap, int state)
return delay;
}
+#else
+
+static int pmz_set_scc_power(struct uart_pmac_port *uap, int state)
+{
+ return 0;
+}
+
+#endif /* !CONFIG_PPC_PMAC */
+
/*
* FixZeroBug....Works around a bug in the SCC receving channel.
* Inspired from Darwin code, 15 Sept. 2000 -DanM
@@ -908,7 +923,6 @@ static int __pmz_startup(struct uart_pmac_port *uap)
/* Remember status for DCD/CTS changes */
uap->prev_status = read_zsreg(uap, R0);
-
return pwr_delay;
}
@@ -955,9 +969,9 @@ static int pmz_startup(struct uart_port *port)
}
pmz_get_port_A(uap)->flags |= PMACZILOG_FLAG_IS_IRQ_ON;
- if (request_irq(uap->port.irq, pmz_interrupt, IRQF_SHARED, "PowerMac Zilog", uap)) {
- dev_err(&uap->dev->ofdev.dev,
- "Unable to register zs interrupt handler.\n");
+ if (request_irq(uap->port.irq, pmz_interrupt, IRQF_SHARED,
+ "SCC", uap)) {
+ pmz_error("Unable to register zs interrupt handler.\n");
pmz_set_scc_power(uap, 0);
mutex_unlock(&pmz_irq_mutex);
return -ENXIO;
@@ -983,7 +997,7 @@ static int pmz_startup(struct uart_port *port)
if (!ZS_IS_EXTCLK(uap))
uap->curregs[R1] |= EXT_INT_ENAB;
write_zsreg(uap, R1, uap->curregs[R1]);
- spin_unlock_irqrestore(&port->lock, flags);
+ spin_unlock_irqrestore(&port->lock, flags);
pmz_debug("pmz: startup() done.\n");
@@ -1003,7 +1017,7 @@ static void pmz_shutdown(struct uart_port *port)
mutex_lock(&pmz_irq_mutex);
/* Release interrupt handler */
- free_irq(uap->port.irq, uap);
+ free_irq(uap->port.irq, uap);
spin_lock_irqsave(&port->lock, flags);
@@ -1051,7 +1065,6 @@ static void pmz_convert_to_zs(struct uart_pmac_port *uap, unsigned int cflag,
{
int brg;
-
/* Switch to external clocking for IrDA high clock rates. That
* code could be re-used for Midi interfaces with different
* multipliers
@@ -1198,7 +1211,7 @@ static void pmz_irda_setup(struct uart_pmac_port *uap, unsigned long *baud)
while ((read_zsreg(uap, R0) & Tx_BUF_EMP) == 0
|| (read_zsreg(uap, R1) & ALL_SNT) == 0) {
if (--t <= 0) {
- dev_err(&uap->dev->ofdev.dev, "transmitter didn't drain\n");
+ pmz_error("transmitter didn't drain\n");
return;
}
udelay(10);
@@ -1214,7 +1227,7 @@ static void pmz_irda_setup(struct uart_pmac_port *uap, unsigned long *baud)
read_zsdata(uap);
mdelay(10);
if (--t <= 0) {
- dev_err(&uap->dev->ofdev.dev, "receiver didn't drain\n");
+ pmz_error("receiver didn't drain\n");
return;
}
}
@@ -1223,20 +1236,19 @@ static void pmz_irda_setup(struct uart_pmac_port *uap, unsigned long *baud)
uap->curregs[R5] |= DTR;
write_zsreg(uap, R5, uap->curregs[R5]);
zssync(uap);
- mdelay(1);
+ mdelay(1);
/* Switch SCC to 19200 */
pmz_convert_to_zs(uap, CS8, 0, 19200);
pmz_load_zsregs(uap, uap->curregs);
- mdelay(1);
+ mdelay(1);
/* Write get_version command byte */
write_zsdata(uap, 1);
t = 5000;
while ((read_zsreg(uap, R0) & Rx_CH_AV) == 0) {
if (--t <= 0) {
- dev_err(&uap->dev->ofdev.dev,
- "irda_setup timed out on get_version byte\n");
+ pmz_error("irda_setup timed out on get_version byte\n");
goto out;
}
udelay(10);
@@ -1244,8 +1256,7 @@ static void pmz_irda_setup(struct uart_pmac_port *uap, unsigned long *baud)
version = read_zsdata(uap);
if (version < 4) {
- dev_info(&uap->dev->ofdev.dev, "IrDA: dongle version %d not supported\n",
- version);
+ pmz_info("IrDA: dongle version %d not supported\n", version);
goto out;
}
@@ -1254,18 +1265,16 @@ static void pmz_irda_setup(struct uart_pmac_port *uap, unsigned long *baud)
t = 5000;
while ((read_zsreg(uap, R0) & Rx_CH_AV) == 0) {
if (--t <= 0) {
- dev_err(&uap->dev->ofdev.dev,
- "irda_setup timed out on speed mode byte\n");
+ pmz_error("irda_setup timed out on speed mode byte\n");
goto out;
}
udelay(10);
}
t = read_zsdata(uap);
if (t != cmdbyte)
- dev_err(&uap->dev->ofdev.dev,
- "irda_setup speed mode byte = %x (%x)\n", t, cmdbyte);
+ pmz_error("irda_setup speed mode byte = %x (%x)\n", t, cmdbyte);
- dev_info(&uap->dev->ofdev.dev, "IrDA setup for %ld bps, dongle version: %d\n",
+ pmz_info("IrDA setup for %ld bps, dongle version: %d\n",
*baud, version);
(void)read_zsdata(uap);
@@ -1415,7 +1424,7 @@ static void pmz_poll_put_char(struct uart_port *port, unsigned char c)
write_zsdata(uap, c);
}
-#endif
+#endif /* CONFIG_CONSOLE_POLL */
static struct uart_ops pmz_pops = {
.tx_empty = pmz_tx_empty,
@@ -1440,6 +1449,8 @@ static struct uart_ops pmz_pops = {
#endif
};
+#ifdef CONFIG_PPC_PMAC
+
/*
* Setup one port structure after probing, HW is down at this point,
* Unlike sunzilog, we don't need to pre-init the spinlock as we don't
@@ -1463,7 +1474,7 @@ static int __init pmz_init_port(struct uart_pmac_port *uap)
return -ENODEV;
uap->port.mapbase = r_ports.start;
uap->port.membase = ioremap(uap->port.mapbase, 0x1000);
-
+
uap->control_reg = uap->port.membase;
uap->data_reg = uap->control_reg + 0x10;
@@ -1590,7 +1601,7 @@ static void pmz_dispose_port(struct uart_pmac_port *uap)
}
/*
- * Called upon match with an escc node in the devive-tree.
+ * Called upon match with an escc node in the device-tree.
*/
static int pmz_attach(struct macio_dev *mdev, const struct of_device_id *match)
{
@@ -1812,7 +1823,7 @@ static int __init pmz_probe(void)
pmz_ports[count].node = node_a;
pmz_ports[count+1].node = node_b;
pmz_ports[count].port.line = count;
- pmz_ports[count+1].port.line = count+1;
+ pmz_ports[count+1].port.line = count+1;
/*
* Setup the ports for real
@@ -1836,6 +1847,88 @@ next:
return 0;
}
+#else
+
+extern struct platform_device scc_a_pdev, scc_b_pdev;
+
+static int __init pmz_init_port(struct uart_pmac_port *uap)
+{
+ struct resource *r_ports;
+ int irq;
+
+ r_ports = platform_get_resource(uap->node, IORESOURCE_MEM, 0);
+ irq = platform_get_irq(uap->node, 0);
+ if (!r_ports || !irq)
+ return -ENODEV;
+
+ uap->port.mapbase = r_ports->start;
+ uap->port.membase = (unsigned char __iomem *) r_ports->start;
+ uap->port.iotype = UPIO_MEM;
+ uap->port.irq = irq;
+ uap->port.uartclk = ZS_CLOCK;
+ uap->port.fifosize = 1;
+ uap->port.ops = &pmz_pops;
+ uap->port.type = PORT_PMAC_ZILOG;
+ uap->port.flags = 0;
+
+ uap->control_reg = uap->port.membase;
+ uap->data_reg = uap->control_reg + 4;
+ uap->port_type = 0;
+
+ pmz_convert_to_zs(uap, CS8, 0, 9600);
+
+ return 0;
+}
+
+static int __init pmz_probe(void)
+{
+ int err;
+
+ pmz_ports_count = 0;
+
+ pmz_ports[0].mate = &pmz_ports[1];
+ pmz_ports[0].port.line = 0;
+ pmz_ports[0].flags = PMACZILOG_FLAG_IS_CHANNEL_A;
+ pmz_ports[0].node = &scc_a_pdev;
+ err = pmz_init_port(&pmz_ports[0]);
+ if (err)
+ return err;
+ pmz_ports_count++;
+
+ pmz_ports[1].mate = &pmz_ports[0];
+ pmz_ports[1].port.line = 1;
+ pmz_ports[1].flags = 0;
+ pmz_ports[1].node = &scc_b_pdev;
+ err = pmz_init_port(&pmz_ports[1]);
+ if (err)
+ return err;
+ pmz_ports_count++;
+
+ return 0;
+}
+
+static void pmz_dispose_port(struct uart_pmac_port *uap)
+{
+ memset(uap, 0, sizeof(struct uart_pmac_port));
+}
+
+static int __init pmz_attach(struct platform_device *pdev)
+{
+ int i;
+
+ for (i = 0; i < pmz_ports_count; i++)
+ if (pmz_ports[i].node == pdev)
+ return 0;
+ return -ENODEV;
+}
+
+static int __exit pmz_detach(struct platform_device *pdev)
+{
+ return 0;
+}
+
+#endif /* !CONFIG_PPC_PMAC */
+
#ifdef CONFIG_SERIAL_PMACZILOG_CONSOLE
static void pmz_console_write(struct console *con, const char *s, unsigned int count);
@@ -1896,28 +1989,41 @@ err_out:
return rc;
}
+#ifdef CONFIG_PPC_PMAC
+
static struct of_device_id pmz_match[] =
{
{
- .name = "ch-a",
+ .name = "ch-a",
},
{
- .name = "ch-b",
+ .name = "ch-b",
},
{},
};
MODULE_DEVICE_TABLE (of, pmz_match);
-static struct macio_driver pmz_driver =
-{
+static struct macio_driver pmz_driver = {
.name = "pmac_zilog",
.match_table = pmz_match,
.probe = pmz_attach,
.remove = pmz_detach,
.suspend = pmz_suspend,
- .resume = pmz_resume,
+ .resume = pmz_resume,
};
+#else
+
+static struct platform_driver pmz_driver = {
+ .remove = __exit_p(pmz_detach),
+ .driver = {
+ .name = "scc",
+ .owner = THIS_MODULE,
+ },
+};
+
+#endif /* !CONFIG_PPC_PMAC */
+
static int __init init_pmz(void)
{
int rc, i;
@@ -1952,19 +2058,27 @@ static int __init init_pmz(void)
pmz_dispose_port(&pmz_ports[i]);
return rc;
}
-
+
/*
* Then we register the macio driver itself
*/
+#ifdef CONFIG_PPC_PMAC
return macio_register_driver(&pmz_driver);
+#else
+ return platform_driver_probe(&pmz_driver, pmz_attach);
+#endif
}
static void __exit exit_pmz(void)
{
int i;
+#ifdef CONFIG_PPC_PMAC
/* Get rid of macio-driver (detach from macio) */
macio_unregister_driver(&pmz_driver);
+#else
+ platform_driver_unregister(&pmz_driver);
+#endif
for (i = 0; i < pmz_ports_count; i++) {
struct uart_pmac_port *uport = &pmz_ports[i];
@@ -2034,7 +2148,7 @@ static int __init pmz_console_setup(struct console *co, char *options)
if (of_machine_is_compatible("RackMac1,1")
|| of_machine_is_compatible("RackMac1,2")
|| of_machine_is_compatible("MacRISC4"))
- baud = 57600;
+ baud = 57600;
/*
* Check whether an invalid uart number has been specified, and
diff --git a/drivers/serial/pmac_zilog.h b/drivers/serial/pmac_zilog.h
index f6e77f12acd5..cbc34fbb1b20 100644
--- a/drivers/serial/pmac_zilog.h
+++ b/drivers/serial/pmac_zilog.h
@@ -1,7 +1,15 @@
#ifndef __PMAC_ZILOG_H__
#define __PMAC_ZILOG_H__
-#define pmz_debug(fmt,arg...) dev_dbg(&uap->dev->ofdev.dev, fmt, ## arg)
+#ifdef CONFIG_PPC_PMAC
+#define pmz_debug(fmt, arg...) dev_dbg(&uap->dev->ofdev.dev, fmt, ## arg)
+#define pmz_error(fmt, arg...) dev_err(&uap->dev->ofdev.dev, fmt, ## arg)
+#define pmz_info(fmt, arg...) dev_info(&uap->dev->ofdev.dev, fmt, ## arg)
+#else
+#define pmz_debug(fmt, arg...) dev_dbg(&uap->node->dev, fmt, ## arg)
+#define pmz_error(fmt, arg...) dev_err(&uap->node->dev, fmt, ## arg)
+#define pmz_info(fmt, arg...) dev_info(&uap->node->dev, fmt, ## arg)
+#endif
/*
* At most 2 ESCCs with 2 ports each
@@ -17,6 +25,7 @@ struct uart_pmac_port {
struct uart_port port;
struct uart_pmac_port *mate;
+#ifdef CONFIG_PPC_PMAC
/* macio_dev for the escc holding this port (maybe be null on
* early inited port)
*/
@@ -25,6 +34,9 @@ struct uart_pmac_port {
* of "escc" node (ie. ch-a or ch-b)
*/
struct device_node *node;
+#else
+ struct platform_device *node;
+#endif
/* Port type as obtained from device tree (IRDA, modem, ...) */
int port_type;
@@ -55,10 +67,12 @@ struct uart_pmac_port {
volatile u8 __iomem *control_reg;
volatile u8 __iomem *data_reg;
+#ifdef CONFIG_PPC_PMAC
unsigned int tx_dma_irq;
unsigned int rx_dma_irq;
volatile struct dbdma_regs __iomem *tx_dma_regs;
volatile struct dbdma_regs __iomem *rx_dma_regs;
+#endif
struct ktermios termios_cache;
};
@@ -113,7 +127,7 @@ static inline void zssync(struct uart_pmac_port *port)
#define BRG_TO_BPS(brg, freq) ((freq) / 2 / ((brg) + 2))
#define BPS_TO_BRG(bps, freq) ((((freq) + (bps)) / (2 * (bps))) - 2)
-#define ZS_CLOCK 3686400 /* Z8530 RTxC input clock rate */
+#define ZS_CLOCK 3686400 /* Z8530 RTxC input clock rate */
/* The Zilog register set */
@@ -171,7 +185,7 @@ static inline void zssync(struct uart_pmac_port *port)
/* Write Register 3 */
-#define RxENABLE 0x1 /* Rx Enable */
+#define RxENABLE 0x1 /* Rx Enable */
#define SYNC_L_INH 0x2 /* Sync Character Load Inhibit */
#define ADD_SM 0x4 /* Address Search Mode (SDLC) */
#define RxCRC_ENAB 0x8 /* Rx CRC Enable */
@@ -185,7 +199,7 @@ static inline void zssync(struct uart_pmac_port *port)
/* Write Register 4 */
-#define PAR_ENAB 0x1 /* Parity Enable */
+#define PAR_ENAB 0x1 /* Parity Enable */
#define PAR_EVEN 0x2 /* Parity Even/Odd* */
#define SYNC_ENAB 0 /* Sync Modes Enable */
@@ -210,7 +224,7 @@ static inline void zssync(struct uart_pmac_port *port)
#define TxCRC_ENAB 0x1 /* Tx CRC Enable */
#define RTS 0x2 /* RTS */
#define SDLC_CRC 0x4 /* SDLC/CRC-16 */
-#define TxENABLE 0x8 /* Tx Enable */
+#define TxENABLE 0x8 /* Tx Enable */
#define SND_BRK 0x10 /* Send Break */
#define Tx5 0x0 /* Tx 5 bits (or less)/character */
#define Tx7 0x20 /* Tx 7 bits/character */
@@ -372,11 +386,11 @@ static inline void zssync(struct uart_pmac_port *port)
#define ZS_TX_ACTIVE(UP) ((UP)->flags & PMACZILOG_FLAG_TX_ACTIVE)
#define ZS_WANTS_MODEM_STATUS(UP) ((UP)->flags & PMACZILOG_FLAG_MODEM_STATUS)
#define ZS_IS_IRDA(UP) ((UP)->flags & PMACZILOG_FLAG_IS_IRDA)
-#define ZS_IS_INTMODEM(UP) ((UP)->flags & PMACZILOG_FLAG_IS_INTMODEM)
+#define ZS_IS_INTMODEM(UP) ((UP)->flags & PMACZILOG_FLAG_IS_INTMODEM)
#define ZS_HAS_DMA(UP) ((UP)->flags & PMACZILOG_FLAG_HAS_DMA)
-#define ZS_IS_ASLEEP(UP) ((UP)->flags & PMACZILOG_FLAG_IS_ASLEEP)
-#define ZS_IS_OPEN(UP) ((UP)->flags & PMACZILOG_FLAG_IS_OPEN)
-#define ZS_IS_IRQ_ON(UP) ((UP)->flags & PMACZILOG_FLAG_IS_IRQ_ON)
-#define ZS_IS_EXTCLK(UP) ((UP)->flags & PMACZILOG_FLAG_IS_EXTCLK)
+#define ZS_IS_ASLEEP(UP) ((UP)->flags & PMACZILOG_FLAG_IS_ASLEEP)
+#define ZS_IS_OPEN(UP) ((UP)->flags & PMACZILOG_FLAG_IS_OPEN)
+#define ZS_IS_IRQ_ON(UP) ((UP)->flags & PMACZILOG_FLAG_IS_IRQ_ON)
+#define ZS_IS_EXTCLK(UP) ((UP)->flags & PMACZILOG_FLAG_IS_EXTCLK)
#endif /* __PMAC_ZILOG_H__ */
diff --git a/drivers/video/macfb.c b/drivers/video/macfb.c
index d66887e8cbb1..43207cc6cc19 100644
--- a/drivers/video/macfb.c
+++ b/drivers/video/macfb.c
@@ -1,29 +1,33 @@
-/* macfb.c: Generic framebuffer for Macs whose colourmaps/modes we
- don't know how to set */
-
-/* (c) 1999 David Huggins-Daines <dhd@debian.org>
-
- Primarily based on vesafb.c, by Gerd Knorr
- (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
-
- Also uses information and code from:
-
- The original macfb.c from Linux/mac68k 2.0, by Alan Cox, Juergen
- Mellinger, Mikael Forselius, Michael Schmitz, and others.
-
- valkyriefb.c, by Martin Costabel, Kevin Schoedel, Barry Nathan, Dan
- Jacobowitz, Paul Mackerras, Fabio Riccardi, and Geert Uytterhoeven.
-
- This code is free software. You may copy, modify, and distribute
- it subject to the terms and conditions of the GNU General Public
- License, version 2, or any later version, at your convenience. */
+/*
+ * macfb.c: Generic framebuffer for Macs whose colourmaps/modes we
+ * don't know how to set.
+ *
+ * (c) 1999 David Huggins-Daines <dhd@debian.org>
+ *
+ * Primarily based on vesafb.c, by Gerd Knorr
+ * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
+ *
+ * Also uses information and code from:
+ *
+ * The original macfb.c from Linux/mac68k 2.0, by Alan Cox, Juergen
+ * Mellinger, Mikael Forselius, Michael Schmitz, and others.
+ *
+ * valkyriefb.c, by Martin Costabel, Kevin Schoedel, Barry Nathan, Dan
+ * Jacobowitz, Paul Mackerras, Fabio Riccardi, and Geert Uytterhoeven.
+ *
+ * The VideoToolbox "Bugs" web page at
+ * http://rajsky.psych.nyu.edu/Tips/VideoBugs.html
+ *
+ * This code is free software. You may copy, modify, and distribute
+ * it subject to the terms and conditions of the GNU General Public
+ * License, version 2, or any later version, at your convenience.
+ */
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/mm.h>
-#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/nubus.h>
#include <linux/init.h>
@@ -31,9 +35,6 @@
#include <asm/setup.h>
#include <asm/bootinfo.h>
-#include <asm/uaccess.h>
-#include <asm/pgtable.h>
-#include <asm/irq.h>
#include <asm/macintosh.h>
#include <asm/io.h>
@@ -44,7 +45,7 @@
#define DAFB_BASE 0xf9800200
/* Address for the built-in Civic framebuffer in Quadra AVs */
-#define CIVIC_BASE 0x50f30800 /* Only tested on 660AV! */
+#define CIVIC_BASE 0x50f30800
/* GSC (Gray Scale Controller) base address */
#define GSC_BASE 0x50F20000
@@ -52,37 +53,9 @@
/* CSC (Color Screen Controller) base address */
#define CSC_BASE 0x50F20000
-static int (*macfb_setpalette) (unsigned int regno, unsigned int red,
- unsigned int green, unsigned int blue,
- struct fb_info *info) = NULL;
-static int valkyrie_setpalette (unsigned int regno, unsigned int red,
- unsigned int green, unsigned int blue,
- struct fb_info *info);
-static int dafb_setpalette (unsigned int regno, unsigned int red,
- unsigned int green, unsigned int blue,
- struct fb_info *fb_info);
-static int rbv_setpalette (unsigned int regno, unsigned int red,
- unsigned int green, unsigned int blue,
- struct fb_info *fb_info);
-static int mdc_setpalette (unsigned int regno, unsigned int red,
- unsigned int green, unsigned int blue,
- struct fb_info *fb_info);
-static int toby_setpalette (unsigned int regno, unsigned int red,
- unsigned int green, unsigned int blue,
- struct fb_info *fb_info);
-static int civic_setpalette (unsigned int regno, unsigned int red,
- unsigned int green, unsigned int blue,
- struct fb_info *fb_info);
-static int csc_setpalette (unsigned int regno, unsigned int red,
- unsigned int green, unsigned int blue,
- struct fb_info *fb_info);
-
-static struct {
- unsigned char addr;
- /* Note: word-aligned */
- char pad[3];
- unsigned char lut;
-} __iomem *valkyrie_cmap_regs;
+static int (*macfb_setpalette)(unsigned int regno, unsigned int red,
+ unsigned int green, unsigned int blue,
+ struct fb_info *info);
static struct {
unsigned char addr;
@@ -116,15 +89,15 @@ static struct {
} __iomem *civic_cmap_regs;
static struct {
- char pad1[0x40];
- unsigned char clut_waddr; /* 0x40 */
- char pad2;
- unsigned char clut_data; /* 0x42 */
- char pad3[0x3];
- unsigned char clut_raddr; /* 0x46 */
+ char pad1[0x40];
+ unsigned char clut_waddr; /* 0x40 */
+ char pad2;
+ unsigned char clut_data; /* 0x42 */
+ char pad3[0x3];
+ unsigned char clut_raddr; /* 0x46 */
} __iomem *csc_cmap_regs;
-/* We will leave these the way they are for the time being */
+/* The registers in these structs are in NuBus slot space */
struct mdc_cmap_regs {
char pad1[0x200200];
unsigned char addr;
@@ -145,13 +118,10 @@ struct jet_cmap_regs {
unsigned char lut;
};
-#define PIXEL_TO_MM(a) (((a)*10)/28) /* width in mm at 72 dpi */
-
-/* mode */
-static int video_slot = 0;
+#define PIXEL_TO_MM(a) (((a)*10)/28) /* width in mm at 72 dpi */
static struct fb_var_screeninfo macfb_defined = {
- .bits_per_pixel = 8,
+ .bits_per_pixel = 8,
.activate = FB_ACTIVATE_NOW,
.width = -1,
.height = -1,
@@ -167,181 +137,152 @@ static struct fb_fix_screeninfo macfb_fix = {
.accel = FB_ACCEL_NONE,
};
+static void *slot_addr;
static struct fb_info fb_info;
static u32 pseudo_palette[16];
-static int inverse = 0;
-static int vidtest = 0;
+static int inverse;
+static int vidtest;
-static int valkyrie_setpalette (unsigned int regno, unsigned int red,
- unsigned int green, unsigned int blue,
- struct fb_info *info)
-{
- unsigned long flags;
-
- red >>= 8;
- green >>= 8;
- blue >>= 8;
-
- local_irq_save(flags);
-
- /* tell clut which address to fill */
- nubus_writeb(regno, &valkyrie_cmap_regs->addr);
- nop();
-
- /* send one color channel at a time */
- nubus_writeb(red, &valkyrie_cmap_regs->lut);
- nop();
- nubus_writeb(green, &valkyrie_cmap_regs->lut);
- nop();
- nubus_writeb(blue, &valkyrie_cmap_regs->lut);
-
- local_irq_restore(flags);
- return 0;
-}
-
-/* Unlike the Valkyrie, the DAFB cannot set individual colormap
- registers. Therefore, we do what the MacOS driver does (no
- kidding!) and simply set them one by one until we hit the one we
- want. */
-static int dafb_setpalette (unsigned int regno, unsigned int red,
- unsigned int green, unsigned int blue,
- struct fb_info *info)
+/*
+ * Unlike the Valkyrie, the DAFB cannot set individual colormap
+ * registers. Therefore, we do what the MacOS driver does (no
+ * kidding!) and simply set them one by one until we hit the one we
+ * want.
+ */
+static int dafb_setpalette(unsigned int regno, unsigned int red,
+ unsigned int green, unsigned int blue,
+ struct fb_info *info)
{
- /* FIXME: really, really need to use ioremap() here,
- phys_to_virt() doesn't work anymore */
static int lastreg = -1;
unsigned long flags;
-
- red >>= 8;
- green >>= 8;
- blue >>= 8;
local_irq_save(flags);
-
- /* fbdev will set an entire colourmap, but X won't. Hopefully
- this should accommodate both of them */
- if (regno != lastreg+1) {
+
+ /*
+ * fbdev will set an entire colourmap, but X won't. Hopefully
+ * this should accommodate both of them
+ */
+ if (regno != lastreg + 1) {
int i;
-
+
/* Stab in the dark trying to reset the CLUT pointer */
nubus_writel(0, &dafb_cmap_regs->reset);
nop();
-
+
/* Loop until we get to the register we want */
for (i = 0; i < regno; i++) {
- nubus_writeb(info->cmap.red[i] >> 8, &dafb_cmap_regs->lut);
+ nubus_writeb(info->cmap.red[i] >> 8,
+ &dafb_cmap_regs->lut);
nop();
- nubus_writeb(info->cmap.green[i] >> 8, &dafb_cmap_regs->lut);
+ nubus_writeb(info->cmap.green[i] >> 8,
+ &dafb_cmap_regs->lut);
nop();
- nubus_writeb(info->cmap.blue[i] >> 8, &dafb_cmap_regs->lut);
+ nubus_writeb(info->cmap.blue[i] >> 8,
+ &dafb_cmap_regs->lut);
nop();
}
}
-
+
nubus_writeb(red, &dafb_cmap_regs->lut);
nop();
nubus_writeb(green, &dafb_cmap_regs->lut);
nop();
nubus_writeb(blue, &dafb_cmap_regs->lut);
-
+
local_irq_restore(flags);
lastreg = regno;
return 0;
}
/* V8 and Brazil seem to use the same DAC. Sonora does as well. */
-static int v8_brazil_setpalette (unsigned int regno, unsigned int red,
- unsigned int green, unsigned int blue,
- struct fb_info *info)
+static int v8_brazil_setpalette(unsigned int regno, unsigned int red,
+ unsigned int green, unsigned int blue,
+ struct fb_info *info)
{
unsigned int bpp = info->var.bits_per_pixel;
- unsigned char _red =red>>8;
- unsigned char _green=green>>8;
- unsigned char _blue =blue>>8;
- unsigned char _regno;
unsigned long flags;
- if (bpp > 8) return 1; /* failsafe */
+ if (bpp > 8)
+ return 1; /* failsafe */
local_irq_save(flags);
/* On these chips, the CLUT register numbers are spread out
- across the register space. Thus:
-
- In 8bpp, all regnos are valid.
-
- In 4bpp, the regnos are 0x0f, 0x1f, 0x2f, etc, etc
-
- In 2bpp, the regnos are 0x3f, 0x7f, 0xbf, 0xff */
- _regno = (regno << (8 - bpp)) | (0xFF >> bpp);
- nubus_writeb(_regno, &v8_brazil_cmap_regs->addr); nop();
+ * across the register space. Thus:
+ * In 8bpp, all regnos are valid.
+ * In 4bpp, the regnos are 0x0f, 0x1f, 0x2f, etc, etc
+ * In 2bpp, the regnos are 0x3f, 0x7f, 0xbf, 0xff
+ */
+ regno = (regno << (8 - bpp)) | (0xFF >> bpp);
+ nubus_writeb(regno, &v8_brazil_cmap_regs->addr);
+ nop();
/* send one color channel at a time */
- nubus_writeb(_red, &v8_brazil_cmap_regs->lut); nop();
- nubus_writeb(_green, &v8_brazil_cmap_regs->lut); nop();
- nubus_writeb(_blue, &v8_brazil_cmap_regs->lut);
+ nubus_writeb(red, &v8_brazil_cmap_regs->lut);
+ nop();
+ nubus_writeb(green, &v8_brazil_cmap_regs->lut);
+ nop();
+ nubus_writeb(blue, &v8_brazil_cmap_regs->lut);
- local_irq_restore(flags);
+ local_irq_restore(flags);
return 0;
}
-static int rbv_setpalette (unsigned int regno, unsigned int red,
- unsigned int green, unsigned int blue,
- struct fb_info *info)
+/* RAM-Based Video */
+static int rbv_setpalette(unsigned int regno, unsigned int red,
+ unsigned int green, unsigned int blue,
+ struct fb_info *info)
{
- /* use MSBs */
- unsigned char _red =red>>8;
- unsigned char _green=green>>8;
- unsigned char _blue =blue>>8;
- unsigned char _regno;
unsigned long flags;
- if (info->var.bits_per_pixel > 8) return 1; /* failsafe */
+ if (info->var.bits_per_pixel > 8)
+ return 1; /* failsafe */
local_irq_save(flags);
-
+
/* From the VideoToolbox driver. Seems to be saying that
* regno #254 and #255 are the important ones for 1-bit color,
* regno #252-255 are the important ones for 2-bit color, etc.
*/
- _regno = regno + (256-(1 << info->var.bits_per_pixel));
+ regno += 256 - (1 << info->var.bits_per_pixel);
/* reset clut? (VideoToolbox sez "not necessary") */
- nubus_writeb(0xFF, &rbv_cmap_regs->cntl); nop();
-
+ nubus_writeb(0xFF, &rbv_cmap_regs->cntl);
+ nop();
+
/* tell clut which address to use. */
- nubus_writeb(_regno, &rbv_cmap_regs->addr); nop();
-
+ nubus_writeb(regno, &rbv_cmap_regs->addr);
+ nop();
+
/* send one color channel at a time. */
- nubus_writeb(_red, &rbv_cmap_regs->lut); nop();
- nubus_writeb(_green, &rbv_cmap_regs->lut); nop();
- nubus_writeb(_blue, &rbv_cmap_regs->lut);
-
- local_irq_restore(flags); /* done. */
+ nubus_writeb(red, &rbv_cmap_regs->lut);
+ nop();
+ nubus_writeb(green, &rbv_cmap_regs->lut);
+ nop();
+ nubus_writeb(blue, &rbv_cmap_regs->lut);
+
+ local_irq_restore(flags);
return 0;
}
-/* Macintosh Display Card (8x24) */
+/* Macintosh Display Card (8*24) */
static int mdc_setpalette(unsigned int regno, unsigned int red,
unsigned int green, unsigned int blue,
struct fb_info *info)
{
- volatile struct mdc_cmap_regs *cmap_regs =
- nubus_slot_addr(video_slot);
- /* use MSBs */
- unsigned char _red =red>>8;
- unsigned char _green=green>>8;
- unsigned char _blue =blue>>8;
- unsigned char _regno=regno;
+ struct mdc_cmap_regs *cmap_regs = slot_addr;
unsigned long flags;
local_irq_save(flags);
-
+
/* the nop's are there to order writes. */
- nubus_writeb(_regno, &cmap_regs->addr); nop();
- nubus_writeb(_red, &cmap_regs->lut); nop();
- nubus_writeb(_green, &cmap_regs->lut); nop();
- nubus_writeb(_blue, &cmap_regs->lut);
+ nubus_writeb(regno, &cmap_regs->addr);
+ nop();
+ nubus_writeb(red, &cmap_regs->lut);
+ nop();
+ nubus_writeb(green, &cmap_regs->lut);
+ nop();
+ nubus_writeb(blue, &cmap_regs->lut);
local_irq_restore(flags);
return 0;
@@ -350,24 +291,26 @@ static int mdc_setpalette(unsigned int regno, unsigned int red,
/* Toby frame buffer */
static int toby_setpalette(unsigned int regno, unsigned int red,
unsigned int green, unsigned int blue,
- struct fb_info *info)
+ struct fb_info *info)
{
- volatile struct toby_cmap_regs *cmap_regs =
- nubus_slot_addr(video_slot);
+ struct toby_cmap_regs *cmap_regs = slot_addr;
unsigned int bpp = info->var.bits_per_pixel;
- /* use MSBs */
- unsigned char _red =~(red>>8);
- unsigned char _green=~(green>>8);
- unsigned char _blue =~(blue>>8);
- unsigned char _regno = (regno << (8 - bpp)) | (0xFF >> bpp);
unsigned long flags;
+ red = ~red;
+ green = ~green;
+ blue = ~blue;
+ regno = (regno << (8 - bpp)) | (0xFF >> bpp);
+
local_irq_save(flags);
-
- nubus_writeb(_regno, &cmap_regs->addr); nop();
- nubus_writeb(_red, &cmap_regs->lut); nop();
- nubus_writeb(_green, &cmap_regs->lut); nop();
- nubus_writeb(_blue, &cmap_regs->lut);
+
+ nubus_writeb(regno, &cmap_regs->addr);
+ nop();
+ nubus_writeb(red, &cmap_regs->lut);
+ nop();
+ nubus_writeb(green, &cmap_regs->lut);
+ nop();
+ nubus_writeb(blue, &cmap_regs->lut);
local_irq_restore(flags);
return 0;
@@ -378,20 +321,18 @@ static int jet_setpalette(unsigned int regno, unsigned int red,
unsigned int green, unsigned int blue,
struct fb_info *info)
{
- volatile struct jet_cmap_regs *cmap_regs =
- nubus_slot_addr(video_slot);
- /* use MSBs */
- unsigned char _red = (red>>8);
- unsigned char _green = (green>>8);
- unsigned char _blue = (blue>>8);
+ struct jet_cmap_regs *cmap_regs = slot_addr;
unsigned long flags;
local_irq_save(flags);
-
- nubus_writeb(regno, &cmap_regs->addr); nop();
- nubus_writeb(_red, &cmap_regs->lut); nop();
- nubus_writeb(_green, &cmap_regs->lut); nop();
- nubus_writeb(_blue, &cmap_regs->lut);
+
+ nubus_writeb(regno, &cmap_regs->addr);
+ nop();
+ nubus_writeb(red, &cmap_regs->lut);
+ nop();
+ nubus_writeb(green, &cmap_regs->lut);
+ nop();
+ nubus_writeb(blue, &cmap_regs->lut);
local_irq_restore(flags);
return 0;
@@ -400,53 +341,27 @@ static int jet_setpalette(unsigned int regno, unsigned int red,
/*
* Civic framebuffer -- Quadra AV built-in video. A chip
* called Sebastian holds the actual color palettes, and
- * apparently, there are two different banks of 512K RAM
+ * apparently, there are two different banks of 512K RAM
* which can act as separate framebuffers for doing video
* input and viewing the screen at the same time! The 840AV
- * Can add another 1MB RAM to give the two framebuffers
+ * Can add another 1MB RAM to give the two framebuffers
* 1MB RAM apiece.
- *
- * FIXME: this doesn't seem to work anymore.
*/
-static int civic_setpalette (unsigned int regno, unsigned int red,
- unsigned int green, unsigned int blue,
- struct fb_info *info)
+static int civic_setpalette(unsigned int regno, unsigned int red,
+ unsigned int green, unsigned int blue,
+ struct fb_info *info)
{
- static int lastreg = -1;
unsigned long flags;
int clut_status;
- if (info->var.bits_per_pixel > 8) return 1; /* failsafe */
-
- red >>= 8;
- green >>= 8;
- blue >>= 8;
+ if (info->var.bits_per_pixel > 8)
+ return 1; /* failsafe */
local_irq_save(flags);
-
- /*
- * Set the register address
- */
- nubus_writeb(regno, &civic_cmap_regs->addr); nop();
- /*
- * Wait for VBL interrupt here;
- * They're usually not enabled from Penguin, so we won't check
- */
-#if 0
- {
-#define CIVIC_VBL_OFFSET 0x120
- volatile unsigned long *vbl = nubus_readl(civic_cmap_regs->vbl_addr + CIVIC_VBL_OFFSET);
- /* do interrupt setup stuff here? */
- *vbl = 0L; nop(); /* clear */
- *vbl = 1L; nop(); /* set */
- while (*vbl != 0L) /* wait for next vbl */
- {
- usleep(10); /* needed? */
- }
- /* do interrupt shutdown stuff here? */
- }
-#endif
+ /* Set the register address */
+ nubus_writeb(regno, &civic_cmap_regs->addr);
+ nop();
/*
* Grab a status word and do some checking;
@@ -459,39 +374,52 @@ static int civic_setpalette (unsigned int regno, unsigned int red,
#if 0
if ((clut_status & 0x000D) != 0)
{
- nubus_writeb(0x00, &civic_cmap_regs->lut); nop();
- nubus_writeb(0x00, &civic_cmap_regs->lut); nop();
+ nubus_writeb(0x00, &civic_cmap_regs->lut);
+ nop();
+ nubus_writeb(0x00, &civic_cmap_regs->lut);
+ nop();
}
#endif
- nubus_writeb( red, &civic_cmap_regs->lut); nop();
- nubus_writeb(green, &civic_cmap_regs->lut); nop();
- nubus_writeb( blue, &civic_cmap_regs->lut); nop();
- nubus_writeb( 0x00, &civic_cmap_regs->lut); nop();
+ nubus_writeb(red, &civic_cmap_regs->lut);
+ nop();
+ nubus_writeb(green, &civic_cmap_regs->lut);
+ nop();
+ nubus_writeb(blue, &civic_cmap_regs->lut);
+ nop();
+ nubus_writeb(0x00, &civic_cmap_regs->lut);
}
else
{
unsigned char junk;
- junk = nubus_readb(&civic_cmap_regs->lut); nop();
- junk = nubus_readb(&civic_cmap_regs->lut); nop();
- junk = nubus_readb(&civic_cmap_regs->lut); nop();
- junk = nubus_readb(&civic_cmap_regs->lut); nop();
+ junk = nubus_readb(&civic_cmap_regs->lut);
+ nop();
+ junk = nubus_readb(&civic_cmap_regs->lut);
+ nop();
+ junk = nubus_readb(&civic_cmap_regs->lut);
+ nop();
+ junk = nubus_readb(&civic_cmap_regs->lut);
+ nop();
if ((clut_status & 0x000D) != 0)
{
- nubus_writeb(0x00, &civic_cmap_regs->lut); nop();
- nubus_writeb(0x00, &civic_cmap_regs->lut); nop();
+ nubus_writeb(0x00, &civic_cmap_regs->lut);
+ nop();
+ nubus_writeb(0x00, &civic_cmap_regs->lut);
+ nop();
}
- nubus_writeb( red, &civic_cmap_regs->lut); nop();
- nubus_writeb(green, &civic_cmap_regs->lut); nop();
- nubus_writeb( blue, &civic_cmap_regs->lut); nop();
- nubus_writeb( junk, &civic_cmap_regs->lut); nop();
+ nubus_writeb(red, &civic_cmap_regs->lut);
+ nop();
+ nubus_writeb(green, &civic_cmap_regs->lut);
+ nop();
+ nubus_writeb(blue, &civic_cmap_regs->lut);
+ nop();
+ nubus_writeb(junk, &civic_cmap_regs->lut);
}
local_irq_restore(flags);
- lastreg = regno;
return 0;
}
@@ -500,16 +428,21 @@ static int civic_setpalette (unsigned int regno, unsigned int red,
* (and the 5300 too, but that's a PowerMac). This function
* brought to you in part by the ECSC driver for MkLinux.
*/
-
-static int csc_setpalette (unsigned int regno, unsigned int red,
- unsigned int green, unsigned int blue,
- struct fb_info *info)
+static int csc_setpalette(unsigned int regno, unsigned int red,
+ unsigned int green, unsigned int blue,
+ struct fb_info *info)
{
- mdelay(1);
+ unsigned long flags;
+
+ local_irq_save(flags);
+
+ udelay(1); /* mklinux on PB 5300 waits for 260 ns */
nubus_writeb(regno, &csc_cmap_regs->clut_waddr);
- nubus_writeb(red, &csc_cmap_regs->clut_data);
+ nubus_writeb(red, &csc_cmap_regs->clut_data);
nubus_writeb(green, &csc_cmap_regs->clut_data);
- nubus_writeb(blue, &csc_cmap_regs->clut_data);
+ nubus_writeb(blue, &csc_cmap_regs->clut_data);
+
+ local_irq_restore(flags);
return 0;
}
@@ -518,10 +451,10 @@ static int macfb_setcolreg(unsigned regno, unsigned red, unsigned green,
struct fb_info *fb_info)
{
/*
- * Set a single color register. The values supplied are
- * already rounded down to the hardware's capabilities
- * (according to the entries in the `var' structure). Return
- * != 0 for invalid regno.
+ * Set a single color register. The values supplied are
+ * already rounded down to the hardware's capabilities
+ * (according to the entries in the `var' structure).
+ * Return non-zero for invalid regno.
*/
if (regno >= fb_info->cmap.len)
@@ -536,8 +469,8 @@ static int macfb_setcolreg(unsigned regno, unsigned red, unsigned green,
case 4:
case 8:
if (macfb_setpalette)
- macfb_setpalette(regno, red, green, blue,
- fb_info);
+ macfb_setpalette(regno, red >> 8, green >> 8,
+ blue >> 8, fb_info);
else
return 1;
break;
@@ -555,28 +488,22 @@ static int macfb_setcolreg(unsigned regno, unsigned red, unsigned green,
} else {
/* 0:5:6:5 */
((u32*) (fb_info->pseudo_palette))[regno] =
- ((red & 0xf800) ) |
+ ((red & 0xf800) >> 0) |
((green & 0xfc00) >> 5) |
((blue & 0xf800) >> 11);
}
break;
- /* I'm pretty sure that one or the other of these
- doesn't exist on 68k Macs */
+ /*
+ * 24-bit colour almost doesn't exist on 68k Macs --
+ * http://support.apple.com/kb/TA28634 (Old Article: 10992)
+ */
case 24:
- red >>= 8;
- green >>= 8;
- blue >>= 8;
- ((u32 *)(fb_info->pseudo_palette))[regno] =
- (red << fb_info->var.red.offset) |
- (green << fb_info->var.green.offset) |
- (blue << fb_info->var.blue.offset);
- break;
case 32:
red >>= 8;
green >>= 8;
blue >>= 8;
((u32 *)(fb_info->pseudo_palette))[regno] =
- (red << fb_info->var.red.offset) |
+ (red << fb_info->var.red.offset) |
(green << fb_info->var.green.offset) |
(blue << fb_info->var.blue.offset);
break;
@@ -597,25 +524,24 @@ static struct fb_ops macfb_ops = {
static void __init macfb_setup(char *options)
{
char *this_opt;
-
+
if (!options || !*options)
return;
-
+
while ((this_opt = strsep(&options, ",")) != NULL) {
- if (!*this_opt) continue;
-
- if (! strcmp(this_opt, "inverse"))
- inverse=1;
- /* This means "turn on experimental CLUT code" */
- else if (!strcmp(this_opt, "vidtest"))
- vidtest=1;
+ if (!*this_opt)
+ continue;
+
+ if (!strcmp(this_opt, "inverse"))
+ inverse = 1;
+ else
+ if (!strcmp(this_opt, "vidtest"))
+ vidtest = 1; /* enable experimental CLUT code */
}
}
static void __init iounmap_macfb(void)
{
- if (valkyrie_cmap_regs)
- iounmap(valkyrie_cmap_regs);
if (dafb_cmap_regs)
iounmap(dafb_cmap_regs);
if (v8_brazil_cmap_regs)
@@ -642,48 +568,55 @@ static int __init macfb_init(void)
if (!MACH_IS_MAC)
return -ENODEV;
- /* There can only be one internal video controller anyway so
- we're not too worried about this */
+ if (mac_bi_data.id == MAC_MODEL_Q630 ||
+ mac_bi_data.id == MAC_MODEL_P588)
+ return -ENODEV; /* See valkyriefb.c */
+
macfb_defined.xres = mac_bi_data.dimensions & 0xFFFF;
macfb_defined.yres = mac_bi_data.dimensions >> 16;
macfb_defined.bits_per_pixel = mac_bi_data.videodepth;
+
macfb_fix.line_length = mac_bi_data.videorow;
- macfb_fix.smem_len = macfb_fix.line_length * macfb_defined.yres;
+ macfb_fix.smem_len = macfb_fix.line_length * macfb_defined.yres;
/* Note: physical address (since 2.1.127) */
- macfb_fix.smem_start = mac_bi_data.videoaddr;
- /* This is actually redundant with the initial mappings.
- However, there are some non-obvious aspects to the way
- those mappings are set up, so this is in fact the safest
- way to ensure that this driver will work on every possible
- Mac */
- fb_info.screen_base = ioremap(mac_bi_data.videoaddr, macfb_fix.smem_len);
-
- printk("macfb: framebuffer at 0x%08lx, mapped to 0x%p, size %dk\n",
- macfb_fix.smem_start, fb_info.screen_base, macfb_fix.smem_len/1024);
- printk("macfb: mode is %dx%dx%d, linelength=%d\n",
- macfb_defined.xres, macfb_defined.yres, macfb_defined.bits_per_pixel, macfb_fix.line_length);
-
+ macfb_fix.smem_start = mac_bi_data.videoaddr;
+
/*
- * Fill in the available video resolution
+ * This is actually redundant with the initial mappings.
+ * However, there are some non-obvious aspects to the way
+ * those mappings are set up, so this is in fact the safest
+ * way to ensure that this driver will work on every possible Mac
*/
-
- macfb_defined.xres_virtual = macfb_defined.xres;
- macfb_defined.yres_virtual = macfb_defined.yres;
- macfb_defined.height = PIXEL_TO_MM(macfb_defined.yres);
- macfb_defined.width = PIXEL_TO_MM(macfb_defined.xres);
+ fb_info.screen_base = ioremap(mac_bi_data.videoaddr,
+ macfb_fix.smem_len);
+ if (!fb_info.screen_base)
+ return -ENODEV;
- printk("macfb: scrolling: redraw\n");
+ printk("macfb: framebuffer at 0x%08lx, mapped to 0x%p, size %dk\n",
+ macfb_fix.smem_start, fb_info.screen_base,
+ macfb_fix.smem_len / 1024);
+ printk("macfb: mode is %dx%dx%d, linelength=%d\n",
+ macfb_defined.xres, macfb_defined.yres,
+ macfb_defined.bits_per_pixel, macfb_fix.line_length);
+
+ /* Fill in the available video resolution */
+ macfb_defined.xres_virtual = macfb_defined.xres;
macfb_defined.yres_virtual = macfb_defined.yres;
+ macfb_defined.height = PIXEL_TO_MM(macfb_defined.yres);
+ macfb_defined.width = PIXEL_TO_MM(macfb_defined.xres);
- /* some dummy values for timing to make fbset happy */
- macfb_defined.pixclock = 10000000 / macfb_defined.xres * 1000 / macfb_defined.yres;
+ /* Some dummy values for timing to make fbset happy */
+ macfb_defined.pixclock = 10000000 / macfb_defined.xres *
+ 1000 / macfb_defined.yres;
macfb_defined.left_margin = (macfb_defined.xres / 8) & 0xf8;
macfb_defined.hsync_len = (macfb_defined.xres / 8) & 0xf8;
switch (macfb_defined.bits_per_pixel) {
case 1:
- /* XXX: I think this will catch any program that tries
- to do FBIO_PUTCMAP when the visual is monochrome */
+ /*
+ * XXX: I think this will catch any program that tries
+ * to do FBIO_PUTCMAP when the visual is monochrome.
+ */
macfb_defined.red.length = macfb_defined.bits_per_pixel;
macfb_defined.green.length = macfb_defined.bits_per_pixel;
macfb_defined.blue.length = macfb_defined.bits_per_pixel;
@@ -708,53 +641,52 @@ static int __init macfb_init(void)
macfb_defined.green.length = 5;
macfb_defined.blue.offset = 0;
macfb_defined.blue.length = 5;
- printk("macfb: directcolor: "
- "size=1:5:5:5, shift=15:10:5:0\n");
video_cmap_len = 16;
- /* Should actually be FB_VISUAL_DIRECTCOLOR, but this
- works too */
+ /*
+ * Should actually be FB_VISUAL_DIRECTCOLOR, but this
+ * works too
+ */
macfb_fix.visual = FB_VISUAL_TRUECOLOR;
break;
case 24:
case 32:
- /* XXX: have to test these... can any 68k Macs
- actually do this on internal video? */
macfb_defined.red.offset = 16;
macfb_defined.red.length = 8;
macfb_defined.green.offset = 8;
macfb_defined.green.length = 8;
macfb_defined.blue.offset = 0;
macfb_defined.blue.length = 8;
- printk("macfb: truecolor: "
- "size=0:8:8:8, shift=0:16:8:0\n");
video_cmap_len = 16;
macfb_fix.visual = FB_VISUAL_TRUECOLOR;
+ break;
default:
video_cmap_len = 0;
macfb_fix.visual = FB_VISUAL_MONO01;
- printk("macfb: unknown or unsupported bit depth: %d\n", macfb_defined.bits_per_pixel);
+ printk("macfb: unknown or unsupported bit depth: %d\n",
+ macfb_defined.bits_per_pixel);
break;
}
- /* Hardware dependent stuff */
- /* We take a wild guess that if the video physical address is
- * in nubus slot space, that the nubus card is driving video.
- * Penguin really ought to tell us whether we are using internal
- * video or not.
+ /*
+ * We take a wild guess that if the video physical address is
+ * in nubus slot space, that the nubus card is driving video.
+ * Penguin really ought to tell us whether we are using internal
+ * video or not.
+ * Hopefully we only find one of them. Otherwise our NuBus
+ * code is really broken :-)
*/
- /* Hopefully we only find one of them. Otherwise our NuBus
- code is really broken :-) */
- while ((ndev = nubus_find_type(NUBUS_CAT_DISPLAY, NUBUS_TYPE_VIDEO, ndev))
- != NULL)
+ while ((ndev = nubus_find_type(NUBUS_CAT_DISPLAY,
+ NUBUS_TYPE_VIDEO, ndev)))
{
- if (!(mac_bi_data.videoaddr >= ndev->board->slot_addr
- && (mac_bi_data.videoaddr <
- (unsigned long)nubus_slot_addr(ndev->board->slot+1))))
+ unsigned long base = ndev->board->slot_addr;
+
+ if (mac_bi_data.videoaddr < base ||
+ mac_bi_data.videoaddr - base > 0xFFFFFF)
continue;
+
video_is_nubus = 1;
- /* We should probably just use the slot address... */
- video_slot = ndev->board->slot;
+ slot_addr = (unsigned char *)base;
switch(ndev->dr_hw) {
case NUBUS_DRHW_APPLE_MDC:
@@ -771,7 +703,7 @@ static int __init macfb_init(void)
strcpy(macfb_fix.id, "Jet");
macfb_setpalette = jet_setpalette;
macfb_defined.activate = FB_ACTIVATE_NOW;
- break;
+ break;
default:
strcpy(macfb_fix.id, "Generic NuBus");
break;
@@ -779,30 +711,19 @@ static int __init macfb_init(void)
}
/* If it's not a NuBus card, it must be internal video */
- /* FIXME: this function is getting way too big. (this driver
- is too...) */
if (!video_is_nubus)
- switch( mac_bi_data.id )
- {
- /* Valkyrie Quadras */
- case MAC_MODEL_Q630:
- /* I'm not sure about this one */
- case MAC_MODEL_P588:
- strcpy(macfb_fix.id, "Valkyrie");
- macfb_setpalette = valkyrie_setpalette;
- macfb_defined.activate = FB_ACTIVATE_NOW;
- valkyrie_cmap_regs = ioremap(DAC_BASE, 0x1000);
- break;
-
- /* DAFB Quadras */
- /* Note: these first four have the v7 DAFB, which is
- known to be rather unlike the ones used in the
- other models */
+ switch (mac_bi_data.id) {
+ /*
+ * DAFB Quadras
+ * Note: these first four have the v7 DAFB, which is
+ * known to be rather unlike the ones used in the
+ * other models
+ */
case MAC_MODEL_P475:
case MAC_MODEL_P475F:
case MAC_MODEL_P575:
case MAC_MODEL_Q605:
-
+
case MAC_MODEL_Q800:
case MAC_MODEL_Q650:
case MAC_MODEL_Q610:
@@ -817,17 +738,21 @@ static int __init macfb_init(void)
dafb_cmap_regs = ioremap(DAFB_BASE, 0x1000);
break;
- /* LC II uses the V8 framebuffer */
+ /*
+ * LC II uses the V8 framebuffer
+ */
case MAC_MODEL_LCII:
strcpy(macfb_fix.id, "V8");
macfb_setpalette = v8_brazil_setpalette;
macfb_defined.activate = FB_ACTIVATE_NOW;
v8_brazil_cmap_regs = ioremap(DAC_BASE, 0x1000);
break;
-
- /* IIvi, IIvx use the "Brazil" framebuffer (which is
- very much like the V8, it seems, and probably uses
- the same DAC) */
+
+ /*
+ * IIvi, IIvx use the "Brazil" framebuffer (which is
+ * very much like the V8, it seems, and probably uses
+ * the same DAC)
+ */
case MAC_MODEL_IIVI:
case MAC_MODEL_IIVX:
case MAC_MODEL_P600:
@@ -836,12 +761,14 @@ static int __init macfb_init(void)
macfb_defined.activate = FB_ACTIVATE_NOW;
v8_brazil_cmap_regs = ioremap(DAC_BASE, 0x1000);
break;
-
- /* LC III (and friends) use the Sonora framebuffer */
- /* Incidentally this is also used in the non-AV models
- of the x100 PowerMacs */
- /* These do in fact seem to use the same DAC interface
- as the LC II. */
+
+ /*
+ * LC III (and friends) use the Sonora framebuffer
+ * Incidentally this is also used in the non-AV models
+ * of the x100 PowerMacs
+ * These do in fact seem to use the same DAC interface
+ * as the LC II.
+ */
case MAC_MODEL_LCIII:
case MAC_MODEL_P520:
case MAC_MODEL_P550:
@@ -852,9 +779,11 @@ static int __init macfb_init(void)
v8_brazil_cmap_regs = ioremap(DAC_BASE, 0x1000);
break;
- /* IIci and IIsi use the infamous RBV chip
- (the IIsi is just a rebadged and crippled
- IIci in a different case, BTW) */
+ /*
+ * IIci and IIsi use the infamous RBV chip
+ * (the IIsi is just a rebadged and crippled
+ * IIci in a different case, BTW)
+ */
case MAC_MODEL_IICI:
case MAC_MODEL_IISI:
macfb_setpalette = rbv_setpalette;
@@ -863,7 +792,9 @@ static int __init macfb_init(void)
rbv_cmap_regs = ioremap(DAC_BASE, 0x1000);
break;
- /* AVs use the Civic framebuffer */
+ /*
+ * AVs use the Civic framebuffer
+ */
case MAC_MODEL_Q840:
case MAC_MODEL_C660:
macfb_setpalette = civic_setpalette;
@@ -873,15 +804,10 @@ static int __init macfb_init(void)
break;
- /* Write a setpalette function for your machine, then
- you can add something similar here. These are
- grouped by classes of video chipsets. Some of this
- information is from the VideoToolbox "Bugs" web
- page at
- http://rajsky.psych.nyu.edu/Tips/VideoBugs.html */
-
- /* Assorted weirdos */
- /* We think this may be like the LC II */
+ /*
+ * Assorted weirdos
+ * We think this may be like the LC II
+ */
case MAC_MODEL_LC:
if (vidtest) {
macfb_setpalette = v8_brazil_setpalette;
@@ -891,7 +817,10 @@ static int __init macfb_init(void)
}
strcpy(macfb_fix.id, "LC");
break;
- /* We think this may be like the LC II */
+
+ /*
+ * We think this may be like the LC II
+ */
case MAC_MODEL_CCL:
if (vidtest) {
macfb_setpalette = v8_brazil_setpalette;
@@ -902,31 +831,42 @@ static int __init macfb_init(void)
strcpy(macfb_fix.id, "Color Classic");
break;
- /* And we *do* mean "weirdos" */
+ /*
+ * And we *do* mean "weirdos"
+ */
case MAC_MODEL_TV:
strcpy(macfb_fix.id, "Mac TV");
break;
- /* These don't have colour, so no need to worry */
+ /*
+ * These don't have colour, so no need to worry
+ */
case MAC_MODEL_SE30:
case MAC_MODEL_CLII:
strcpy(macfb_fix.id, "Monochrome");
break;
- /* Powerbooks are particularly difficult. Many of
- them have separate framebuffers for external and
- internal video, which is admittedly pretty cool,
- but will be a bit of a headache to support here.
- Also, many of them are grayscale, and we don't
- really support that. */
-
+ /*
+ * Powerbooks are particularly difficult. Many of
+ * them have separate framebuffers for external and
+ * internal video, which is admittedly pretty cool,
+ * but will be a bit of a headache to support here.
+ * Also, many of them are grayscale, and we don't
+ * really support that.
+ */
+
+ /*
+ * Slot 0 ROM says TIM. No external video. B&W.
+ */
case MAC_MODEL_PB140:
case MAC_MODEL_PB145:
case MAC_MODEL_PB170:
strcpy(macfb_fix.id, "DDC");
break;
- /* Internal is GSC, External (if present) is ViSC */
+ /*
+ * Internal is GSC, External (if present) is ViSC
+ */
case MAC_MODEL_PB150: /* no external video */
case MAC_MODEL_PB160:
case MAC_MODEL_PB165:
@@ -936,13 +876,17 @@ static int __init macfb_init(void)
strcpy(macfb_fix.id, "GSC");
break;
- /* Internal is TIM, External is ViSC */
+ /*
+ * Internal is TIM, External is ViSC
+ */
case MAC_MODEL_PB165C:
case MAC_MODEL_PB180C:
strcpy(macfb_fix.id, "TIM");
break;
- /* Internal is CSC, External is Keystone+Ariel. */
+ /*
+ * Internal is CSC, External is Keystone+Ariel.
+ */
case MAC_MODEL_PB190: /* external video is optional */
case MAC_MODEL_PB520:
case MAC_MODEL_PB250:
@@ -954,7 +898,7 @@ static int __init macfb_init(void)
strcpy(macfb_fix.id, "CSC");
csc_cmap_regs = ioremap(CSC_BASE, 0x1000);
break;
-
+
default:
strcpy(macfb_fix.id, "Unknown");
break;
@@ -969,7 +913,7 @@ static int __init macfb_init(void)
err = fb_alloc_cmap(&fb_info.cmap, video_cmap_len, 0);
if (err)
goto fail_unmap;
-
+
err = register_framebuffer(&fb_info);
if (err)
goto fail_dealloc;
diff --git a/drivers/video/macmodes.c b/drivers/video/macmodes.c
index 083f60321ed8..af86c081d2be 100644
--- a/drivers/video/macmodes.c
+++ b/drivers/video/macmodes.c
@@ -33,6 +33,10 @@
static const struct fb_videomode mac_modedb[] = {
{
+ /* 512x384, 60Hz, Non-Interlaced (15.67 MHz dot clock) */
+ "mac2", 60, 512, 384, 63828, 80, 16, 19, 1, 32, 3,
+ 0, FB_VMODE_NONINTERLACED
+ }, {
/* 640x480, 60 Hz, Non-Interlaced (25.175 MHz dotclock) */
"mac5", 60, 640, 480, 39722, 32, 32, 33, 10, 96, 2,
0, FB_VMODE_NONINTERLACED
@@ -41,6 +45,10 @@ static const struct fb_videomode mac_modedb[] = {
"mac6", 67, 640, 480, 33334, 80, 80, 39, 3, 64, 3,
0, FB_VMODE_NONINTERLACED
}, {
+ /* 640x870, 75Hz (portrait), Non-Interlaced (57.28 MHz dot clock) */
+ "mac7", 75, 640, 870, 17457, 80, 32, 42, 3, 80, 3,
+ 0, FB_VMODE_NONINTERLACED
+ }, {
/* 800x600, 56 Hz, Non-Interlaced (36.00 MHz dotclock) */
"mac9", 56, 800, 600, 27778, 112, 40, 22, 1, 72, 2,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
@@ -105,10 +113,6 @@ static const struct fb_videomode mac_modedb[] = {
"mac1", 60, 512, 384, pixclock, left, right, upper, lower, hslen, vslen,
sync, FB_VMODE_INTERLACED
}, {
- /* VMODE_512_384_60: 512x384, 60Hz, Non-Interlaced */
- "mac2", 60, 512, 384, pixclock, left, right, upper, lower, hslen, vslen,
- sync, FB_VMODE_NONINTERLACED
- }, {
/* VMODE_640_480_50I: 640x480, 50Hz, Interlaced (PAL) */
"mac3", 50, 640, 480, pixclock, left, right, upper, lower, hslen, vslen,
sync, FB_VMODE_INTERLACED
@@ -117,10 +121,6 @@ static const struct fb_videomode mac_modedb[] = {
"mac4", 60, 640, 480, pixclock, left, right, upper, lower, hslen, vslen,
sync, FB_VMODE_INTERLACED
}, {
- /* VMODE_640_870_75P: 640x870, 75Hz (portrait), Non-Interlaced */
- "mac7", 75, 640, 870, pixclock, left, right, upper, lower, hslen, vslen,
- sync, FB_VMODE_NONINTERLACED
- }, {
/* VMODE_768_576_50I: 768x576, 50Hz (PAL full frame), Interlaced */
"mac8", 50, 768, 576, pixclock, left, right, upper, lower, hslen, vslen,
sync, FB_VMODE_INTERLACED
@@ -134,38 +134,42 @@ static const struct fb_videomode mac_modedb[] = {
*
* These MUST be ordered in
* - increasing resolution
- * - decreasing refresh rate
+ * - decreasing pixel clock period
*/
static const struct mode_map {
int vmode;
const struct fb_videomode *mode;
} mac_modes[] = {
+ /* 512x384 */
+ { VMODE_512_384_60, &mac_modedb[0] },
/* 640x480 */
- { VMODE_640_480_67, &mac_modedb[1] },
- { VMODE_640_480_60, &mac_modedb[0] },
+ { VMODE_640_480_60, &mac_modedb[1] },
+ { VMODE_640_480_67, &mac_modedb[2] },
+ /* 640x870 */
+ { VMODE_640_870_75P, &mac_modedb[3] },
/* 800x600 */
- { VMODE_800_600_75, &mac_modedb[5] },
- { VMODE_800_600_72, &mac_modedb[4] },
- { VMODE_800_600_60, &mac_modedb[3] },
- { VMODE_800_600_56, &mac_modedb[2] },
+ { VMODE_800_600_56, &mac_modedb[4] },
+ { VMODE_800_600_60, &mac_modedb[5] },
+ { VMODE_800_600_75, &mac_modedb[7] },
+ { VMODE_800_600_72, &mac_modedb[6] },
/* 832x624 */
- { VMODE_832_624_75, &mac_modedb[6] },
+ { VMODE_832_624_75, &mac_modedb[8] },
/* 1024x768 */
- { VMODE_1024_768_75, &mac_modedb[10] },
- { VMODE_1024_768_75V, &mac_modedb[9] },
- { VMODE_1024_768_70, &mac_modedb[8] },
- { VMODE_1024_768_60, &mac_modedb[7] },
+ { VMODE_1024_768_60, &mac_modedb[9] },
+ { VMODE_1024_768_70, &mac_modedb[10] },
+ { VMODE_1024_768_75V, &mac_modedb[11] },
+ { VMODE_1024_768_75, &mac_modedb[12] },
/* 1152x768 */
- { VMODE_1152_768_60, &mac_modedb[14] },
+ { VMODE_1152_768_60, &mac_modedb[16] },
/* 1152x870 */
- { VMODE_1152_870_75, &mac_modedb[11] },
+ { VMODE_1152_870_75, &mac_modedb[13] },
/* 1280x960 */
- { VMODE_1280_960_75, &mac_modedb[12] },
+ { VMODE_1280_960_75, &mac_modedb[14] },
/* 1280x1024 */
- { VMODE_1280_1024_75, &mac_modedb[13] },
+ { VMODE_1280_1024_75, &mac_modedb[15] },
/* 1600x1024 */
- { VMODE_1600_1024_60, &mac_modedb[15] },
+ { VMODE_1600_1024_60, &mac_modedb[17] },
{ -1, NULL }
};
@@ -299,7 +303,6 @@ EXPORT_SYMBOL(mac_vmode_to_var);
int mac_var_to_vmode(const struct fb_var_screeninfo *var, int *vmode,
int *cmode)
{
- const struct fb_videomode *mode = NULL;
const struct mode_map *map;
if (var->bits_per_pixel <= 8)
@@ -311,8 +314,13 @@ int mac_var_to_vmode(const struct fb_var_screeninfo *var, int *vmode,
else
return -EINVAL;
+ /*
+ * Find the mac_mode with a matching resolution or failing that, the
+ * closest larger resolution. Skip modes with a shorter pixel clock period.
+ */
for (map = mac_modes; map->vmode != -1; map++) {
- mode = map->mode;
+ const struct fb_videomode *mode = map->mode;
+
if (var->xres > mode->xres || var->yres > mode->yres)
continue;
if (var->xres_virtual > mode->xres || var->yres_virtual > mode->yres)
@@ -322,6 +330,24 @@ int mac_var_to_vmode(const struct fb_var_screeninfo *var, int *vmode,
if ((var->vmode & FB_VMODE_MASK) != mode->vmode)
continue;
*vmode = map->vmode;
+
+ /*
+ * Having found a good resolution, find the matching pixel clock
+ * or failing that, the closest longer pixel clock period.
+ */
+ map++;
+ while (map->vmode != -1) {
+ const struct fb_videomode *clk_mode = map->mode;
+
+ if (mode->xres != clk_mode->xres || mode->yres != clk_mode->yres)
+ break;
+ if (var->pixclock > mode->pixclock)
+ break;
+ if (mode->vmode != clk_mode->vmode)
+ continue;
+ *vmode = map->vmode;
+ map++;
+ }
return 0;
}
return -EINVAL;
diff --git a/drivers/video/valkyriefb.c b/drivers/video/valkyriefb.c
index 4bb9a0b18950..6b52bf65f0b5 100644
--- a/drivers/video/valkyriefb.c
+++ b/drivers/video/valkyriefb.c
@@ -69,7 +69,7 @@
#ifdef CONFIG_MAC
/* We don't yet have functions to read the PRAM... perhaps we can
adapt them from the PPC code? */
-static int default_vmode = VMODE_640_480_67;
+static int default_vmode = VMODE_CHOOSE;
static int default_cmode = CMODE_8;
#else
static int default_vmode = VMODE_NVRAM;
@@ -326,11 +326,11 @@ int __init valkyriefb_init(void)
#ifdef CONFIG_MAC
if (!MACH_IS_MAC)
- return 0;
+ return -ENODEV;
if (!(mac_bi_data.id == MAC_MODEL_Q630
/* I'm not sure about this one */
|| mac_bi_data.id == MAC_MODEL_P588))
- return 0;
+ return -ENODEV;
/* Hardcoded addresses... welcome to 68k Macintosh country :-) */
frame_buffer_phys = 0xf9000000;
diff --git a/drivers/video/valkyriefb.h b/drivers/video/valkyriefb.h
index 97aaf7bb6417..d787441e5a42 100644
--- a/drivers/video/valkyriefb.h
+++ b/drivers/video/valkyriefb.h
@@ -134,15 +134,7 @@ static struct valkyrie_regvals valkyrie_reg_init_14 = {
{ 1024, 0 },
1024, 768
};
-
-/* Register values for 800x600, 72Hz mode (11) */
-static struct valkyrie_regvals valkyrie_reg_init_11 = {
- 13,
- { 17, 27, 3 }, /* pixel clock = 49.63MHz for V=71.66Hz */
- { 800, 0 },
- 800, 600
-};
-#endif /* CONFIG_MAC */
+#endif /* !defined CONFIG_MAC */
/* Register values for 832x624, 75Hz mode (13) */
static struct valkyrie_regvals valkyrie_reg_init_13 = {
@@ -152,6 +144,14 @@ static struct valkyrie_regvals valkyrie_reg_init_13 = {
832, 624
};
+/* Register values for 800x600, 72Hz mode (11) */
+static struct valkyrie_regvals valkyrie_reg_init_11 = {
+ 13,
+ { 17, 27, 3 }, /* pixel clock = 49.63MHz for V=71.66Hz */
+ { 800, 0 },
+ 800, 600
+};
+
/* Register values for 800x600, 60Hz mode (10) */
static struct valkyrie_regvals valkyrie_reg_init_10 = {
12,
@@ -188,24 +188,13 @@ static struct valkyrie_regvals *valkyrie_reg_init[VMODE_MAX] = {
NULL,
NULL,
&valkyrie_reg_init_10,
-#ifdef CONFIG_MAC
- NULL,
- NULL,
- &valkyrie_reg_init_13,
- NULL,
- NULL,
- NULL,
- NULL,
-#else
&valkyrie_reg_init_11,
NULL,
&valkyrie_reg_init_13,
+#ifndef CONFIG_MAC
&valkyrie_reg_init_14,
&valkyrie_reg_init_15,
NULL,
&valkyrie_reg_init_17,
#endif
- NULL,
- NULL,
- NULL
};
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.