diff options
| -rw-r--r-- | Documentation/powerpc/00-INDEX | 4 | ||||
| -rw-r--r-- | Documentation/powerpc/sound.txt | 81 | ||||
| -rw-r--r-- | Documentation/powerpc/zImage_layout.txt | 47 | ||||
| -rw-r--r-- | arch/powerpc/Kconfig | 8 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/dma.h | 5 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/io.h | 4 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/processor.h | 9 | ||||
| -rw-r--r-- | arch/powerpc/kernel/setup-common.c | 6 | ||||
| -rw-r--r-- | arch/powerpc/platforms/Kconfig | 3 | ||||
| -rw-r--r-- | arch/powerpc/platforms/prep/Kconfig | 23 | ||||
| -rw-r--r-- | drivers/pnp/pnpbios/core.c | 9 | ||||
| -rw-r--r-- | drivers/video/cirrusfb.c | 62 |
12 files changed, 19 insertions, 242 deletions
diff --git a/Documentation/powerpc/00-INDEX b/Documentation/powerpc/00-INDEX index 5620fb5..dd9e9280 100644 --- a/Documentation/powerpc/00-INDEX +++ b/Documentation/powerpc/00-INDEX @@ -14,10 +14,6 @@ hvcs.txt - IBM "Hypervisor Virtual Console Server" Installation Guide mpc52xx.txt - Linux 2.6.x on MPC52xx family -sound.txt - - info on sound support under Linux/PPC -zImage_layout.txt - - info on the kernel images for Linux/PPC qe_firmware.txt - describes the layout of firmware binaries for the Freescale QUICC Engine and the code that parses and uploads the microcode therein. diff --git a/Documentation/powerpc/sound.txt b/Documentation/powerpc/sound.txt deleted file mode 100644 index df23d95..0000000 --- a/Documentation/powerpc/sound.txt +++ /dev/null @@ -1,81 +0,0 @@ - Information about PowerPC Sound support -===================================================================== - -Please mail me (Cort Dougan, cort@fsmlabs.com) if you have questions, -comments or corrections. - -Last Change: 6.16.99 - -This just covers sound on the PReP and CHRP systems for now and later -will contain information on the PowerMac's. - -Sound on PReP has been tested and is working with the PowerStack and IBM -Power Series onboard sound systems which are based on the cs4231(2) chip. -The sound options when doing the make config are a bit different from -the default, though. - -The I/O base, irq and dma lines that you enter during the make config -are ignored and are set when booting according to the machine type. -This is so that one binary can be used for Motorola and IBM machines -which use different values and isn't allowed by the driver, so things -are hacked together in such a way as to allow this information to be -set automatically on boot. - -1. Motorola PowerStack PReP machines - - Enable support for "Crystal CS4232 based (PnP) cards" and for the - Microsoft Sound System. The MSS isn't used, but some of the routines - that the CS4232 driver uses are in it. - - Although the options you set are ignored and determined automatically - on boot these are included for information only: - - (830) CS4232 audio I/O base 530, 604, E80 or F40 - (10) CS4232 audio IRQ 5, 7, 9, 11, 12 or 15 - (6) CS4232 audio DMA 0, 1 or 3 - (7) CS4232 second (duplex) DMA 0, 1 or 3 - - This will allow simultaneous record and playback, as 2 different dma - channels are used. - - The sound will be all left channel and very low volume since the - auxiliary input isn't muted by default. I had the changes necessary - for this in the kernel but the sound driver maintainer didn't want - to include them since it wasn't common in other machines. To fix this - you need to mute it using a mixer utility of some sort (if you find one - please let me know) or by patching the driver yourself and recompiling. - - There is a problem on the PowerStack 2's (PowerStack Pro's) using a - different irq/drq than the kernel expects. Unfortunately, I don't know - which irq/drq it is so if anyone knows please email me. - - Midi is not supported since the cs4232 driver doesn't support midi yet. - -2. IBM PowerPersonal PReP machines - - I've only tested sound on the Power Personal Series of IBM workstations - so if you try it on others please let me know the result. I'm especially - interested in the 43p's sound system, which I know nothing about. - - Enable support for "Crystal CS4232 based (PnP) cards" and for the - Microsoft Sound System. The MSS isn't used, but some of the routines - that the CS4232 driver uses are in it. - - Although the options you set are ignored and determined automatically - on boot these are included for information only: - - (530) CS4232 audio I/O base 530, 604, E80 or F40 - (5) CS4232 audio IRQ 5, 7, 9, 11, 12 or 15 - (1) CS4232 audio DMA 0, 1 or 3 - (7) CS4232 second (duplex) DMA 0, 1 or 3 - (330) CS4232 MIDI I/O base 330, 370, 3B0 or 3F0 - (9) CS4232 MIDI IRQ 5, 7, 9, 11, 12 or 15 - - This setup does _NOT_ allow for recording yet. - - Midi is not supported since the cs4232 driver doesn't support midi yet. - -2. IBM CHRP - - I have only tested this on the 43P-150. Build the kernel with the cs4232 - set as a module and load the module with irq=9 dma=1 dma2=2 io=0x550 diff --git a/Documentation/powerpc/zImage_layout.txt b/Documentation/powerpc/zImage_layout.txt deleted file mode 100644 index 048e015..0000000 --- a/Documentation/powerpc/zImage_layout.txt +++ /dev/null @@ -1,47 +0,0 @@ - Information about the Linux/PPC kernel images -===================================================================== - -Please mail me (Cort Dougan, cort@fsmlabs.com) if you have questions, -comments or corrections. - -This document is meant to answer several questions I've had about how -the PReP system boots and how Linux/PPC interacts with that mechanism. -It would be nice if we could have information on how other architectures -boot here as well. If you have anything to contribute, please -let me know. - - -1. PReP boot file - - This is the file necessary to boot PReP systems from floppy or - hard drive. The firmware reads the PReP partition table entry - and will load the image accordingly. - - To boot the zImage, copy it onto a floppy with dd if=zImage of=/dev/fd0h1440 - or onto a PReP hard drive partition with dd if=zImage of=/dev/sda4 - assuming you've created a PReP partition (type 0x41) with fdisk on - /dev/sda4. - - The layout of the image format is: - - 0x0 +------------+ - | | PReP partition table entry - | | - 0x400 +------------+ - | | Bootstrap program code + data - | | - | | - +------------+ - | | compressed kernel, elf header removed - +------------+ - | | initrd (if loaded) - +------------+ - | | Elf section table for bootstrap program - +------------+ - - -2. MBX boot file - - The MBX boards can load an elf image, and relocate it to the - proper location in memory - it copies the image to the location it was - linked at. diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 83b46fc..bdac46e 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -647,14 +647,14 @@ menu "Bus options" config ISA bool "Support for ISA-bus hardware" - depends on PPC_PREP || PPC_CHRP + depends on PPC_CHRP select PPC_I8259 help Find out whether you have ISA slots on your motherboard. ISA is the name of a bus system, i.e. the way the CPU talks to the other stuff inside your box. If you have an Apple machine, say N here; if you - have an IBM RS/6000 or pSeries machine or a PReP machine, say Y. If - you have an embedded board, consult your board documentation. + have an IBM RS/6000 or pSeries machine, say Y. If you have an + embedded board, consult your board documentation. config ZONE_DMA bool @@ -968,7 +968,7 @@ config TASK_SIZE_BOOL config TASK_SIZE hex "Size of user task space" if TASK_SIZE_BOOL - default "0x80000000" if PPC_PREP || PPC_8xx + default "0x80000000" if PPC_8xx default "0xc0000000" config CONSISTENT_SIZE_BOOL diff --git a/arch/powerpc/include/asm/dma.h b/arch/powerpc/include/asm/dma.h index f6813e9..a5c6d83 100644 --- a/arch/powerpc/include/asm/dma.h +++ b/arch/powerpc/include/asm/dma.h @@ -16,10 +16,6 @@ * * None of this really applies for Power Macintoshes. There is * basically just enough here to get kernel/dma.c to compile. - * - * There may be some comments or restrictions made here which are - * not valid for the PReP platform. Take what you read - * with a grain of salt. */ #include <asm/io.h> @@ -57,7 +53,6 @@ * - page registers for 5-7 don't use data bit 0, represent 128K pages * - page registers for 0-3 use bit 0, represent 64K pages * - * On PReP, DMA transfers are limited to the lower 16MB of _physical_ memory. * On CHRP, the W83C553F (and VLSI Tollgate?) support full 32 bit addressing. * Note that addresses loaded into registers must be _physical_ addresses, * not logical addresses (which may differ if paging is active). diff --git a/arch/powerpc/include/asm/io.h b/arch/powerpc/include/asm/io.h index f94ef42..dd15e5e 100644 --- a/arch/powerpc/include/asm/io.h +++ b/arch/powerpc/include/asm/io.h @@ -15,10 +15,6 @@ extern int check_legacy_ioport(unsigned long base_port); #define I8042_DATA_REG 0x60 #define FDC_BASE 0x3f0 -/* only relevant for PReP */ -#define _PIDXR 0x279 -#define _PNPWRP 0xa79 -#define PNPBIOS_BASE 0xf000 #if defined(CONFIG_PPC64) && defined(CONFIG_PCI) extern struct pci_dev *isa_bridge_pcidev; diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index 7ff9eaa..0a4cc5d 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -40,7 +40,7 @@ * -- BenH. */ -/* PREP sub-platform types see residual.h for these */ +/* PREP sub-platform types. Unused */ #define _PREP_Motorola 0x01 /* motorola prep */ #define _PREP_Firm 0x02 /* firmworks prep */ #define _PREP_IBM 0x00 /* ibm prep */ @@ -56,13 +56,6 @@ extern int _chrp_type; -#ifdef CONFIG_PPC_PREP - -/* what kind of prep workstation we are */ -extern int _prep_type; - -#endif /* CONFIG_PPC_PREP */ - #endif /* defined(__KERNEL__) && defined(CONFIG_PPC32) */ /* diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c index bdc499c..63d051f 100644 --- a/arch/powerpc/kernel/setup-common.c +++ b/arch/powerpc/kernel/setup-common.c @@ -621,12 +621,6 @@ int check_legacy_ioport(unsigned long base_port) case FDC_BASE: /* FDC1 */ np = of_find_node_by_type(NULL, "fdc"); break; -#ifdef CONFIG_PPC_PREP - case _PIDXR: - case _PNPWRP: - case PNPBIOS_BASE: - /* implement me */ -#endif default: /* ipmi is supposed to fail here */ break; diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig index 52de8bc..9089ae7 100644 --- a/arch/powerpc/platforms/Kconfig +++ b/arch/powerpc/platforms/Kconfig @@ -6,7 +6,6 @@ source "arch/powerpc/platforms/chrp/Kconfig" source "arch/powerpc/platforms/512x/Kconfig" source "arch/powerpc/platforms/52xx/Kconfig" source "arch/powerpc/platforms/powermac/Kconfig" -source "arch/powerpc/platforms/prep/Kconfig" source "arch/powerpc/platforms/maple/Kconfig" source "arch/powerpc/platforms/pasemi/Kconfig" source "arch/powerpc/platforms/ps3/Kconfig" @@ -233,7 +232,7 @@ endmenu config PPC601_SYNC_FIX bool "Workarounds for PPC601 bugs" - depends on 6xx && (PPC_PREP || PPC_PMAC) + depends on 6xx && PPC_PMAC help Some versions of the PPC601 (the first PowerPC chip) have bugs which mean that extra synchronization instructions are required near diff --git a/arch/powerpc/platforms/prep/Kconfig b/arch/powerpc/platforms/prep/Kconfig deleted file mode 100644 index 1547f66..0000000 --- a/arch/powerpc/platforms/prep/Kconfig +++ /dev/null @@ -1,23 +0,0 @@ -config PPC_PREP - bool "PowerPC Reference Platform (PReP) based machines" - depends on 6xx && BROKEN - select HAVE_PCSPKR_PLATFORM - select MPIC - select PPC_I8259 - select PPC_INDIRECT_PCI - select PPC_UDBG_16550 - select PPC_NATIVE - default n - -config PREP_RESIDUAL - bool "Support for PReP Residual Data" - depends on PPC_PREP - help - Some PReP systems have residual data passed to the kernel by the - firmware. This allows detection of memory size, devices present and - other useful pieces of information. Sometimes this information is - not present or incorrect, in which case it could lead to the machine - behaving incorrectly. If this happens, either disable PREP_RESIDUAL - or pass the 'noresidual' option to the kernel. - - If you are running a PReP system, say Y here, otherwise say N. diff --git a/drivers/pnp/pnpbios/core.c b/drivers/pnp/pnpbios/core.c index 5d66e55..9b86a01 100644 --- a/drivers/pnp/pnpbios/core.c +++ b/drivers/pnp/pnpbios/core.c @@ -513,10 +513,6 @@ static int __init pnpbios_init(void) { int ret; -#if defined(CONFIG_PPC) - if (check_legacy_ioport(PNPBIOS_BASE)) - return -ENODEV; -#endif if (pnpbios_disabled || dmi_check_system(pnpbios_dmi_table) || paravirt_enabled()) { printk(KERN_INFO "PnPBIOS: Disabled\n"); @@ -570,10 +566,7 @@ fs_initcall(pnpbios_init); static int __init pnpbios_thread_init(void) { struct task_struct *task; -#if defined(CONFIG_PPC) - if (check_legacy_ioport(PNPBIOS_BASE)) - return 0; -#endif + if (pnpbios_disabled) return 0; diff --git a/drivers/video/cirrusfb.c b/drivers/video/cirrusfb.c index c3dbbe6..97db3ba 100644 --- a/drivers/video/cirrusfb.c +++ b/drivers/video/cirrusfb.c @@ -53,12 +53,6 @@ #ifdef CONFIG_AMIGA #include <asm/amigahw.h> #endif -#ifdef CONFIG_PPC_PREP -#include <asm/machdep.h> -#define isPReP machine_is(prep) -#else -#define isPReP 0 -#endif #include <video/vga.h> #include <video/cirrus.h> @@ -557,30 +551,18 @@ static int cirrusfb_check_var(struct fb_var_screeninfo *var, break; case 16: - if (isPReP) { - var->red.offset = 2; - var->green.offset = -3; - var->blue.offset = 8; - } else { - var->red.offset = 11; - var->green.offset = 5; - var->blue.offset = 0; - } + var->red.offset = 11; + var->green.offset = 5; + var->blue.offset = 0; var->red.length = 5; var->green.length = 6; var->blue.length = 5; break; case 24: - if (isPReP) { - var->red.offset = 0; - var->green.offset = 8; - var->blue.offset = 16; - } else { - var->red.offset = 16; - var->green.offset = 8; - var->blue.offset = 0; - } + var->red.offset = 16; + var->green.offset = 8; + var->blue.offset = 0; var->red.length = 8; var->green.length = 8; var->blue.length = 8; @@ -1874,17 +1856,6 @@ static void cirrusfb_imageblit(struct fb_info *info, } } -#ifdef CONFIG_PPC_PREP -#define PREP_VIDEO_BASE ((volatile unsigned long) 0xC0000000) -#define PREP_IO_BASE ((volatile unsigned char *) 0x80000000) -static void get_prep_addrs(unsigned long *display, unsigned long *registers) -{ - *display = PREP_VIDEO_BASE; - *registers = (unsigned long) PREP_IO_BASE; -} - -#endif /* CONFIG_PPC_PREP */ - #ifdef CONFIG_PCI static int release_io_ports; @@ -2139,21 +2110,12 @@ static int cirrusfb_pci_register(struct pci_dev *pdev, dev_dbg(info->device, " base address 1 is 0x%Lx\n", (unsigned long long)pdev->resource[1].start); - if (isPReP) { - pci_write_config_dword(pdev, PCI_BASE_ADDRESS_0, 0x00000000); -#ifdef CONFIG_PPC_PREP - get_prep_addrs(&board_addr, &info->fix.mmio_start); -#endif - /* PReP dies if we ioremap the IO registers, but it works w/out... */ - cinfo->regbase = (char __iomem *) info->fix.mmio_start; - } else { - dev_dbg(info->device, - "Attempt to get PCI info for Cirrus Graphics Card\n"); - get_pci_addrs(pdev, &board_addr, &info->fix.mmio_start); - /* FIXME: this forces VGA. alternatives? */ - cinfo->regbase = NULL; - cinfo->laguna_mmio = ioremap(info->fix.mmio_start, 0x1000); - } + dev_dbg(info->device, + "Attempt to get PCI info for Cirrus Graphics Card\n"); + get_pci_addrs(pdev, &board_addr, &info->fix.mmio_start); + /* FIXME: this forces VGA. alternatives? */ + cinfo->regbase = NULL; + cinfo->laguna_mmio = ioremap(info->fix.mmio_start, 0x1000); dev_dbg(info->device, "Board address: 0x%lx, register address: 0x%lx\n", board_addr, info->fix.mmio_start); |
