# ES7000 subarch support
mflags-$(CONFIG_X86_ES7000) := -Iinclude/asm-i386/mach-es7000
mcore-$(CONFIG_X86_ES7000) := arch/x86/mach-default
-core-$(CONFIG_X86_ES7000) := arch/i386/mach-es7000/
+core-$(CONFIG_X86_ES7000) := arch/x86/mach-es7000/
# Xen paravirtualization support
core-$(CONFIG_XEN) += arch/i386/xen/
+++ /dev/null
-#
-# Makefile for the linux kernel.
-#
-
-obj-$(CONFIG_X86_ES7000) := es7000plat.o
-obj-$(CONFIG_X86_GENERICARCH) := es7000plat.o
+++ /dev/null
-/*
- * Written by: Garry Forsgren, Unisys Corporation
- * Natalie Protasevich, Unisys Corporation
- * This file contains the code to configure and interface
- * with Unisys ES7000 series hardware system manager.
- *
- * Copyright (c) 2003 Unisys Corporation. All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it would be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * Contact information: Unisys Corporation, Township Line & Union Meeting
- * Roads-A, Unisys Way, Blue Bell, Pennsylvania, 19424, or:
- *
- * http://www.unisys.com
- */
-
-/*
- * ES7000 chipsets
- */
-
-#define NON_UNISYS 0
-#define ES7000_CLASSIC 1
-#define ES7000_ZORRO 2
-
-
-#define MIP_REG 1
-#define MIP_PSAI_REG 4
-
-#define MIP_BUSY 1
-#define MIP_SPIN 0xf0000
-#define MIP_VALID 0x0100000000000000ULL
-#define MIP_PORT(VALUE) ((VALUE >> 32) & 0xffff)
-
-#define MIP_RD_LO(VALUE) (VALUE & 0xffffffff)
-
-struct mip_reg_info {
- unsigned long long mip_info;
- unsigned long long delivery_info;
- unsigned long long host_reg;
- unsigned long long mip_reg;
-};
-
-struct part_info {
- unsigned char type;
- unsigned char length;
- unsigned char part_id;
- unsigned char apic_mode;
- unsigned long snum;
- char ptype[16];
- char sname[64];
- char pname[64];
-};
-
-struct psai {
- unsigned long long entry_type;
- unsigned long long addr;
- unsigned long long bep_addr;
-};
-
-struct es7000_mem_info {
- unsigned char type;
- unsigned char length;
- unsigned char resv[6];
- unsigned long long start;
- unsigned long long size;
-};
-
-struct es7000_oem_table {
- unsigned long long hdr;
- struct mip_reg_info mip;
- struct part_info pif;
- struct es7000_mem_info shm;
- struct psai psai;
-};
-
-#ifdef CONFIG_ACPI
-
-struct oem_table {
- struct acpi_table_header Header;
- u32 OEMTableAddr;
- u32 OEMTableSize;
-};
-
-extern int find_unisys_acpi_oem_table(unsigned long *oem_addr);
-#endif
-
-struct mip_reg {
- unsigned long long off_0;
- unsigned long long off_8;
- unsigned long long off_10;
- unsigned long long off_18;
- unsigned long long off_20;
- unsigned long long off_28;
- unsigned long long off_30;
- unsigned long long off_38;
-};
-
-#define MIP_SW_APIC 0x1020b
-#define MIP_FUNC(VALUE) (VALUE & 0xff)
-
-extern int parse_unisys_oem (char *oemptr);
-extern void setup_unisys(void);
-extern int es7000_start_cpu(int cpu, unsigned long eip);
-extern void es7000_sw_apic(void);
+++ /dev/null
-/*
- * Written by: Garry Forsgren, Unisys Corporation
- * Natalie Protasevich, Unisys Corporation
- * This file contains the code to configure and interface
- * with Unisys ES7000 series hardware system manager.
- *
- * Copyright (c) 2003 Unisys Corporation. All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it would be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * Contact information: Unisys Corporation, Township Line & Union Meeting
- * Roads-A, Unisys Way, Blue Bell, Pennsylvania, 19424, or:
- *
- * http://www.unisys.com
- */
-
-#include <linux/module.h>
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/smp.h>
-#include <linux/string.h>
-#include <linux/spinlock.h>
-#include <linux/errno.h>
-#include <linux/notifier.h>
-#include <linux/reboot.h>
-#include <linux/init.h>
-#include <linux/acpi.h>
-#include <asm/io.h>
-#include <asm/nmi.h>
-#include <asm/smp.h>
-#include <asm/apicdef.h>
-#include "es7000.h"
-#include <mach_mpparse.h>
-
-/*
- * ES7000 Globals
- */
-
-volatile unsigned long *psai = NULL;
-struct mip_reg *mip_reg;
-struct mip_reg *host_reg;
-int mip_port;
-unsigned long mip_addr, host_addr;
-
-/*
- * GSI override for ES7000 platforms.
- */
-
-static unsigned int base;
-
-static int
-es7000_rename_gsi(int ioapic, int gsi)
-{
- if (es7000_plat == ES7000_ZORRO)
- return gsi;
-
- if (!base) {
- int i;
- for (i = 0; i < nr_ioapics; i++)
- base += nr_ioapic_registers[i];
- }
-
- if (!ioapic && (gsi < 16))
- gsi += base;
- return gsi;
-}
-
-void __init
-setup_unisys(void)
-{
- /*
- * Determine the generation of the ES7000 currently running.
- *
- * es7000_plat = 1 if the machine is a 5xx ES7000 box
- * es7000_plat = 2 if the machine is a x86_64 ES7000 box
- *
- */
- if (!(boot_cpu_data.x86 <= 15 && boot_cpu_data.x86_model <= 2))
- es7000_plat = ES7000_ZORRO;
- else
- es7000_plat = ES7000_CLASSIC;
- ioapic_renumber_irq = es7000_rename_gsi;
-}
-
-/*
- * Parse the OEM Table
- */
-
-int __init
-parse_unisys_oem (char *oemptr)
-{
- int i;
- int success = 0;
- unsigned char type, size;
- unsigned long val;
- char *tp = NULL;
- struct psai *psaip = NULL;
- struct mip_reg_info *mi;
- struct mip_reg *host, *mip;
-
- tp = oemptr;
-
- tp += 8;
-
- for (i=0; i <= 6; i++) {
- type = *tp++;
- size = *tp++;
- tp -= 2;
- switch (type) {
- case MIP_REG:
- mi = (struct mip_reg_info *)tp;
- val = MIP_RD_LO(mi->host_reg);
- host_addr = val;
- host = (struct mip_reg *)val;
- host_reg = __va(host);
- val = MIP_RD_LO(mi->mip_reg);
- mip_port = MIP_PORT(mi->mip_info);
- mip_addr = val;
- mip = (struct mip_reg *)val;
- mip_reg = __va(mip);
- Dprintk("es7000_mipcfg: host_reg = 0x%lx \n",
- (unsigned long)host_reg);
- Dprintk("es7000_mipcfg: mip_reg = 0x%lx \n",
- (unsigned long)mip_reg);
- success++;
- break;
- case MIP_PSAI_REG:
- psaip = (struct psai *)tp;
- if (tp != NULL) {
- if (psaip->addr)
- psai = __va(psaip->addr);
- else
- psai = NULL;
- success++;
- }
- break;
- default:
- break;
- }
- tp += size;
- }
-
- if (success < 2) {
- es7000_plat = NON_UNISYS;
- } else
- setup_unisys();
- return es7000_plat;
-}
-
-#ifdef CONFIG_ACPI
-int __init
-find_unisys_acpi_oem_table(unsigned long *oem_addr)
-{
- struct acpi_table_header *header = NULL;
- int i = 0;
- while (ACPI_SUCCESS(acpi_get_table("OEM1", i++, &header))) {
- if (!memcmp((char *) &header->oem_id, "UNISYS", 6)) {
- struct oem_table *t = (struct oem_table *)header;
- *oem_addr = (unsigned long)__acpi_map_table(t->OEMTableAddr,
- t->OEMTableSize);
- return 0;
- }
- }
- return -1;
-}
-#endif
-
-/*
- * This file also gets compiled if CONFIG_X86_GENERICARCH is set. Generic
- * arch already has got following function definitions (asm-generic/es7000.c)
- * hence no need to define these for that case.
- */
-#ifndef CONFIG_X86_GENERICARCH
-void es7000_sw_apic(void);
-void __init enable_apic_mode(void)
-{
- es7000_sw_apic();
- return;
-}
-
-__init int mps_oem_check(struct mp_config_table *mpc, char *oem,
- char *productid)
-{
- if (mpc->mpc_oemptr) {
- struct mp_config_oemtable *oem_table =
- (struct mp_config_oemtable *)mpc->mpc_oemptr;
- if (!strncmp(oem, "UNISYS", 6))
- return parse_unisys_oem((char *)oem_table);
- }
- return 0;
-}
-#ifdef CONFIG_ACPI
-/* Hook from generic ACPI tables.c */
-int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)
-{
- unsigned long oem_addr;
- if (!find_unisys_acpi_oem_table(&oem_addr)) {
- if (es7000_check_dsdt())
- return parse_unisys_oem((char *)oem_addr);
- else {
- setup_unisys();
- return 1;
- }
- }
- return 0;
-}
-#else
-int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)
-{
- return 0;
-}
-#endif
-#endif /* COFIG_X86_GENERICARCH */
-
-static void
-es7000_spin(int n)
-{
- int i = 0;
-
- while (i++ < n)
- rep_nop();
-}
-
-static int __init
-es7000_mip_write(struct mip_reg *mip_reg)
-{
- int status = 0;
- int spin;
-
- spin = MIP_SPIN;
- while (((unsigned long long)host_reg->off_38 &
- (unsigned long long)MIP_VALID) != 0) {
- if (--spin <= 0) {
- printk("es7000_mip_write: Timeout waiting for Host Valid Flag");
- return -1;
- }
- es7000_spin(MIP_SPIN);
- }
-
- memcpy(host_reg, mip_reg, sizeof(struct mip_reg));
- outb(1, mip_port);
-
- spin = MIP_SPIN;
-
- while (((unsigned long long)mip_reg->off_38 &
- (unsigned long long)MIP_VALID) == 0) {
- if (--spin <= 0) {
- printk("es7000_mip_write: Timeout waiting for MIP Valid Flag");
- return -1;
- }
- es7000_spin(MIP_SPIN);
- }
-
- status = ((unsigned long long)mip_reg->off_0 &
- (unsigned long long)0xffff0000000000ULL) >> 48;
- mip_reg->off_38 = ((unsigned long long)mip_reg->off_38 &
- (unsigned long long)~MIP_VALID);
- return status;
-}
-
-int
-es7000_start_cpu(int cpu, unsigned long eip)
-{
- unsigned long vect = 0, psaival = 0;
-
- if (psai == NULL)
- return -1;
-
- vect = ((unsigned long)__pa(eip)/0x1000) << 16;
- psaival = (0x1000000 | vect | cpu);
-
- while (*psai & 0x1000000)
- ;
-
- *psai = psaival;
-
- return 0;
-
-}
-
-int
-es7000_stop_cpu(int cpu)
-{
- int startup;
-
- if (psai == NULL)
- return -1;
-
- startup= (0x1000000 | cpu);
-
- while ((*psai & 0xff00ffff) != startup)
- ;
-
- startup = (*psai & 0xff0000) >> 16;
- *psai &= 0xffffff;
-
- return 0;
-
-}
-
-void __init
-es7000_sw_apic()
-{
- if (es7000_plat) {
- int mip_status;
- struct mip_reg es7000_mip_reg;
-
- printk("ES7000: Enabling APIC mode.\n");
- memset(&es7000_mip_reg, 0, sizeof(struct mip_reg));
- es7000_mip_reg.off_0 = MIP_SW_APIC;
- es7000_mip_reg.off_38 = (MIP_VALID);
- while ((mip_status = es7000_mip_write(&es7000_mip_reg)) != 0)
- printk("es7000_sw_apic: command failed, status = %x\n",
- mip_status);
- return;
- }
-}
--- /dev/null
+#
+# Makefile for the linux kernel.
+#
+
+obj-$(CONFIG_X86_ES7000) := es7000plat.o
+obj-$(CONFIG_X86_GENERICARCH) := es7000plat.o
--- /dev/null
+/*
+ * Written by: Garry Forsgren, Unisys Corporation
+ * Natalie Protasevich, Unisys Corporation
+ * This file contains the code to configure and interface
+ * with Unisys ES7000 series hardware system manager.
+ *
+ * Copyright (c) 2003 Unisys Corporation. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ * Contact information: Unisys Corporation, Township Line & Union Meeting
+ * Roads-A, Unisys Way, Blue Bell, Pennsylvania, 19424, or:
+ *
+ * http://www.unisys.com
+ */
+
+/*
+ * ES7000 chipsets
+ */
+
+#define NON_UNISYS 0
+#define ES7000_CLASSIC 1
+#define ES7000_ZORRO 2
+
+
+#define MIP_REG 1
+#define MIP_PSAI_REG 4
+
+#define MIP_BUSY 1
+#define MIP_SPIN 0xf0000
+#define MIP_VALID 0x0100000000000000ULL
+#define MIP_PORT(VALUE) ((VALUE >> 32) & 0xffff)
+
+#define MIP_RD_LO(VALUE) (VALUE & 0xffffffff)
+
+struct mip_reg_info {
+ unsigned long long mip_info;
+ unsigned long long delivery_info;
+ unsigned long long host_reg;
+ unsigned long long mip_reg;
+};
+
+struct part_info {
+ unsigned char type;
+ unsigned char length;
+ unsigned char part_id;
+ unsigned char apic_mode;
+ unsigned long snum;
+ char ptype[16];
+ char sname[64];
+ char pname[64];
+};
+
+struct psai {
+ unsigned long long entry_type;
+ unsigned long long addr;
+ unsigned long long bep_addr;
+};
+
+struct es7000_mem_info {
+ unsigned char type;
+ unsigned char length;
+ unsigned char resv[6];
+ unsigned long long start;
+ unsigned long long size;
+};
+
+struct es7000_oem_table {
+ unsigned long long hdr;
+ struct mip_reg_info mip;
+ struct part_info pif;
+ struct es7000_mem_info shm;
+ struct psai psai;
+};
+
+#ifdef CONFIG_ACPI
+
+struct oem_table {
+ struct acpi_table_header Header;
+ u32 OEMTableAddr;
+ u32 OEMTableSize;
+};
+
+extern int find_unisys_acpi_oem_table(unsigned long *oem_addr);
+#endif
+
+struct mip_reg {
+ unsigned long long off_0;
+ unsigned long long off_8;
+ unsigned long long off_10;
+ unsigned long long off_18;
+ unsigned long long off_20;
+ unsigned long long off_28;
+ unsigned long long off_30;
+ unsigned long long off_38;
+};
+
+#define MIP_SW_APIC 0x1020b
+#define MIP_FUNC(VALUE) (VALUE & 0xff)
+
+extern int parse_unisys_oem (char *oemptr);
+extern void setup_unisys(void);
+extern int es7000_start_cpu(int cpu, unsigned long eip);
+extern void es7000_sw_apic(void);
--- /dev/null
+/*
+ * Written by: Garry Forsgren, Unisys Corporation
+ * Natalie Protasevich, Unisys Corporation
+ * This file contains the code to configure and interface
+ * with Unisys ES7000 series hardware system manager.
+ *
+ * Copyright (c) 2003 Unisys Corporation. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ * Contact information: Unisys Corporation, Township Line & Union Meeting
+ * Roads-A, Unisys Way, Blue Bell, Pennsylvania, 19424, or:
+ *
+ * http://www.unisys.com
+ */
+
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/smp.h>
+#include <linux/string.h>
+#include <linux/spinlock.h>
+#include <linux/errno.h>
+#include <linux/notifier.h>
+#include <linux/reboot.h>
+#include <linux/init.h>
+#include <linux/acpi.h>
+#include <asm/io.h>
+#include <asm/nmi.h>
+#include <asm/smp.h>
+#include <asm/apicdef.h>
+#include "es7000.h"
+#include <mach_mpparse.h>
+
+/*
+ * ES7000 Globals
+ */
+
+volatile unsigned long *psai = NULL;
+struct mip_reg *mip_reg;
+struct mip_reg *host_reg;
+int mip_port;
+unsigned long mip_addr, host_addr;
+
+/*
+ * GSI override for ES7000 platforms.
+ */
+
+static unsigned int base;
+
+static int
+es7000_rename_gsi(int ioapic, int gsi)
+{
+ if (es7000_plat == ES7000_ZORRO)
+ return gsi;
+
+ if (!base) {
+ int i;
+ for (i = 0; i < nr_ioapics; i++)
+ base += nr_ioapic_registers[i];
+ }
+
+ if (!ioapic && (gsi < 16))
+ gsi += base;
+ return gsi;
+}
+
+void __init
+setup_unisys(void)
+{
+ /*
+ * Determine the generation of the ES7000 currently running.
+ *
+ * es7000_plat = 1 if the machine is a 5xx ES7000 box
+ * es7000_plat = 2 if the machine is a x86_64 ES7000 box
+ *
+ */
+ if (!(boot_cpu_data.x86 <= 15 && boot_cpu_data.x86_model <= 2))
+ es7000_plat = ES7000_ZORRO;
+ else
+ es7000_plat = ES7000_CLASSIC;
+ ioapic_renumber_irq = es7000_rename_gsi;
+}
+
+/*
+ * Parse the OEM Table
+ */
+
+int __init
+parse_unisys_oem (char *oemptr)
+{
+ int i;
+ int success = 0;
+ unsigned char type, size;
+ unsigned long val;
+ char *tp = NULL;
+ struct psai *psaip = NULL;
+ struct mip_reg_info *mi;
+ struct mip_reg *host, *mip;
+
+ tp = oemptr;
+
+ tp += 8;
+
+ for (i=0; i <= 6; i++) {
+ type = *tp++;
+ size = *tp++;
+ tp -= 2;
+ switch (type) {
+ case MIP_REG:
+ mi = (struct mip_reg_info *)tp;
+ val = MIP_RD_LO(mi->host_reg);
+ host_addr = val;
+ host = (struct mip_reg *)val;
+ host_reg = __va(host);
+ val = MIP_RD_LO(mi->mip_reg);
+ mip_port = MIP_PORT(mi->mip_info);
+ mip_addr = val;
+ mip = (struct mip_reg *)val;
+ mip_reg = __va(mip);
+ Dprintk("es7000_mipcfg: host_reg = 0x%lx \n",
+ (unsigned long)host_reg);
+ Dprintk("es7000_mipcfg: mip_reg = 0x%lx \n",
+ (unsigned long)mip_reg);
+ success++;
+ break;
+ case MIP_PSAI_REG:
+ psaip = (struct psai *)tp;
+ if (tp != NULL) {
+ if (psaip->addr)
+ psai = __va(psaip->addr);
+ else
+ psai = NULL;
+ success++;
+ }
+ break;
+ default:
+ break;
+ }
+ tp += size;
+ }
+
+ if (success < 2) {
+ es7000_plat = NON_UNISYS;
+ } else
+ setup_unisys();
+ return es7000_plat;
+}
+
+#ifdef CONFIG_ACPI
+int __init
+find_unisys_acpi_oem_table(unsigned long *oem_addr)
+{
+ struct acpi_table_header *header = NULL;
+ int i = 0;
+ while (ACPI_SUCCESS(acpi_get_table("OEM1", i++, &header))) {
+ if (!memcmp((char *) &header->oem_id, "UNISYS", 6)) {
+ struct oem_table *t = (struct oem_table *)header;
+ *oem_addr = (unsigned long)__acpi_map_table(t->OEMTableAddr,
+ t->OEMTableSize);
+ return 0;
+ }
+ }
+ return -1;
+}
+#endif
+
+/*
+ * This file also gets compiled if CONFIG_X86_GENERICARCH is set. Generic
+ * arch already has got following function definitions (asm-generic/es7000.c)
+ * hence no need to define these for that case.
+ */
+#ifndef CONFIG_X86_GENERICARCH
+void es7000_sw_apic(void);
+void __init enable_apic_mode(void)
+{
+ es7000_sw_apic();
+ return;
+}
+
+__init int mps_oem_check(struct mp_config_table *mpc, char *oem,
+ char *productid)
+{
+ if (mpc->mpc_oemptr) {
+ struct mp_config_oemtable *oem_table =
+ (struct mp_config_oemtable *)mpc->mpc_oemptr;
+ if (!strncmp(oem, "UNISYS", 6))
+ return parse_unisys_oem((char *)oem_table);
+ }
+ return 0;
+}
+#ifdef CONFIG_ACPI
+/* Hook from generic ACPI tables.c */
+int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)
+{
+ unsigned long oem_addr;
+ if (!find_unisys_acpi_oem_table(&oem_addr)) {
+ if (es7000_check_dsdt())
+ return parse_unisys_oem((char *)oem_addr);
+ else {
+ setup_unisys();
+ return 1;
+ }
+ }
+ return 0;
+}
+#else
+int __init acpi_madt_oem_check(char *oem_id, char *oem_table_id)
+{
+ return 0;
+}
+#endif
+#endif /* COFIG_X86_GENERICARCH */
+
+static void
+es7000_spin(int n)
+{
+ int i = 0;
+
+ while (i++ < n)
+ rep_nop();
+}
+
+static int __init
+es7000_mip_write(struct mip_reg *mip_reg)
+{
+ int status = 0;
+ int spin;
+
+ spin = MIP_SPIN;
+ while (((unsigned long long)host_reg->off_38 &
+ (unsigned long long)MIP_VALID) != 0) {
+ if (--spin <= 0) {
+ printk("es7000_mip_write: Timeout waiting for Host Valid Flag");
+ return -1;
+ }
+ es7000_spin(MIP_SPIN);
+ }
+
+ memcpy(host_reg, mip_reg, sizeof(struct mip_reg));
+ outb(1, mip_port);
+
+ spin = MIP_SPIN;
+
+ while (((unsigned long long)mip_reg->off_38 &
+ (unsigned long long)MIP_VALID) == 0) {
+ if (--spin <= 0) {
+ printk("es7000_mip_write: Timeout waiting for MIP Valid Flag");
+ return -1;
+ }
+ es7000_spin(MIP_SPIN);
+ }
+
+ status = ((unsigned long long)mip_reg->off_0 &
+ (unsigned long long)0xffff0000000000ULL) >> 48;
+ mip_reg->off_38 = ((unsigned long long)mip_reg->off_38 &
+ (unsigned long long)~MIP_VALID);
+ return status;
+}
+
+int
+es7000_start_cpu(int cpu, unsigned long eip)
+{
+ unsigned long vect = 0, psaival = 0;
+
+ if (psai == NULL)
+ return -1;
+
+ vect = ((unsigned long)__pa(eip)/0x1000) << 16;
+ psaival = (0x1000000 | vect | cpu);
+
+ while (*psai & 0x1000000)
+ ;
+
+ *psai = psaival;
+
+ return 0;
+
+}
+
+int
+es7000_stop_cpu(int cpu)
+{
+ int startup;
+
+ if (psai == NULL)
+ return -1;
+
+ startup= (0x1000000 | cpu);
+
+ while ((*psai & 0xff00ffff) != startup)
+ ;
+
+ startup = (*psai & 0xff0000) >> 16;
+ *psai &= 0xffffff;
+
+ return 0;
+
+}
+
+void __init
+es7000_sw_apic()
+{
+ if (es7000_plat) {
+ int mip_status;
+ struct mip_reg es7000_mip_reg;
+
+ printk("ES7000: Enabling APIC mode.\n");
+ memset(&es7000_mip_reg, 0, sizeof(struct mip_reg));
+ es7000_mip_reg.off_0 = MIP_SW_APIC;
+ es7000_mip_reg.off_38 = (MIP_VALID);
+ while ((mip_status = es7000_mip_write(&es7000_mip_reg)) != 0)
+ printk("es7000_sw_apic: command failed, status = %x\n",
+ mip_status);
+ return;
+ }
+}
EXTRA_CFLAGS := -Iarch/i386/kernel
obj-y := probe.o summit.o bigsmp.o es7000.o default.o
-obj-y += ../../i386/mach-es7000/
+obj-y += ../../x86/mach-es7000/
projects / GitHub / LineageOS / G12 / android_kernel_amlogic_linux-4.9.git / commitdiff