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-rw-r--r--arch/x86/kernel/io_apic_32.c39
-rw-r--r--arch/x86/kernel/io_apic_64.c40
2 files changed, 44 insertions, 35 deletions
diff --git a/arch/x86/kernel/io_apic_32.c b/arch/x86/kernel/io_apic_32.c
index eabaf9244f5b..de9aa0e3a9c5 100644
--- a/arch/x86/kernel/io_apic_32.c
+++ b/arch/x86/kernel/io_apic_32.c
@@ -2177,8 +2177,9 @@ static inline void __init check_timer(void)
2177 pin2 = ioapic_i8259.pin; 2177 pin2 = ioapic_i8259.pin;
2178 apic2 = ioapic_i8259.apic; 2178 apic2 = ioapic_i8259.apic;
2179 2179
2180 printk(KERN_INFO "..TIMER: vector=0x%02X apic1=%d pin1=%d apic2=%d pin2=%d\n", 2180 apic_printk(APIC_QUIET, KERN_INFO "..TIMER: vector=0x%02X "
2181 vector, apic1, pin1, apic2, pin2); 2181 "apic1=%d pin1=%d apic2=%d pin2=%d\n",
2182 vector, apic1, pin1, apic2, pin2);
2182 2183
2183 /* 2184 /*
2184 * Some BIOS writers are clueless and report the ExtINTA 2185 * Some BIOS writers are clueless and report the ExtINTA
@@ -2216,12 +2217,13 @@ static inline void __init check_timer(void)
2216 } 2217 }
2217 clear_IO_APIC_pin(apic1, pin1); 2218 clear_IO_APIC_pin(apic1, pin1);
2218 if (!no_pin1) 2219 if (!no_pin1)
2219 printk(KERN_ERR "..MP-BIOS bug: " 2220 apic_printk(APIC_QUIET, KERN_ERR "..MP-BIOS bug: "
2220 "8254 timer not connected to IO-APIC\n"); 2221 "8254 timer not connected to IO-APIC\n");
2221 2222
2222 printk(KERN_INFO "...trying to set up timer (IRQ0) " 2223 apic_printk(APIC_QUIET, KERN_INFO "...trying to set up timer "
2223 "through the 8259A ... "); 2224 "(IRQ0) through the 8259A ...\n");
2224 printk("\n..... (found pin %d) ...", pin2); 2225 apic_printk(APIC_QUIET, KERN_INFO
2226 "..... (found apic %d pin %d) ...\n", apic2, pin2);
2225 /* 2227 /*
2226 * legacy devices should be connected to IO APIC #0 2228 * legacy devices should be connected to IO APIC #0
2227 */ 2229 */
@@ -2230,7 +2232,7 @@ static inline void __init check_timer(void)
2230 unmask_IO_APIC_irq(0); 2232 unmask_IO_APIC_irq(0);
2231 enable_8259A_irq(0); 2233 enable_8259A_irq(0);
2232 if (timer_irq_works()) { 2234 if (timer_irq_works()) {
2233 printk("works.\n"); 2235 apic_printk(APIC_QUIET, KERN_INFO "....... works.\n");
2234 timer_through_8259 = 1; 2236 timer_through_8259 = 1;
2235 if (nmi_watchdog == NMI_IO_APIC) { 2237 if (nmi_watchdog == NMI_IO_APIC) {
2236 disable_8259A_irq(0); 2238 disable_8259A_irq(0);
@@ -2244,30 +2246,33 @@ static inline void __init check_timer(void)
2244 */ 2246 */
2245 disable_8259A_irq(0); 2247 disable_8259A_irq(0);
2246 clear_IO_APIC_pin(apic2, pin2); 2248 clear_IO_APIC_pin(apic2, pin2);
2247 printk(" failed.\n"); 2249 apic_printk(APIC_QUIET, KERN_INFO "....... failed.\n");
2248 } 2250 }
2249 2251
2250 if (nmi_watchdog == NMI_IO_APIC) { 2252 if (nmi_watchdog == NMI_IO_APIC) {
2251 printk(KERN_WARNING "timer doesn't work through the IO-APIC - disabling NMI Watchdog!\n"); 2253 apic_printk(APIC_QUIET, KERN_WARNING "timer doesn't work "
2254 "through the IO-APIC - disabling NMI Watchdog!\n");
2252 nmi_watchdog = NMI_NONE; 2255 nmi_watchdog = NMI_NONE;
2253 } 2256 }
2254 timer_ack = 0; 2257 timer_ack = 0;
2255 2258
2256 printk(KERN_INFO "...trying to set up timer as Virtual Wire IRQ..."); 2259 apic_printk(APIC_QUIET, KERN_INFO
2260 "...trying to set up timer as Virtual Wire IRQ...\n");
2257 2261
2258 lapic_register_intr(0, vector); 2262 lapic_register_intr(0, vector);
2259 apic_write(APIC_LVT0, APIC_DM_FIXED | vector); /* Fixed mode */ 2263 apic_write(APIC_LVT0, APIC_DM_FIXED | vector); /* Fixed mode */
2260 enable_8259A_irq(0); 2264 enable_8259A_irq(0);
2261 2265
2262 if (timer_irq_works()) { 2266 if (timer_irq_works()) {
2263 printk(" works.\n"); 2267 apic_printk(APIC_QUIET, KERN_INFO "..... works.\n");
2264 goto out; 2268 goto out;
2265 } 2269 }
2266 disable_8259A_irq(0); 2270 disable_8259A_irq(0);
2267 apic_write(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_FIXED | vector); 2271 apic_write(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_FIXED | vector);
2268 printk(" failed.\n"); 2272 apic_printk(APIC_QUIET, KERN_INFO "..... failed.\n");
2269 2273
2270 printk(KERN_INFO "...trying to set up timer as ExtINT IRQ..."); 2274 apic_printk(APIC_QUIET, KERN_INFO
2275 "...trying to set up timer as ExtINT IRQ...\n");
2271 2276
2272 init_8259A(0); 2277 init_8259A(0);
2273 make_8259A_irq(0); 2278 make_8259A_irq(0);
@@ -2276,12 +2281,12 @@ static inline void __init check_timer(void)
2276 unlock_ExtINT_logic(); 2281 unlock_ExtINT_logic();
2277 2282
2278 if (timer_irq_works()) { 2283 if (timer_irq_works()) {
2279 printk(" works.\n"); 2284 apic_printk(APIC_QUIET, KERN_INFO "..... works.\n");
2280 goto out; 2285 goto out;
2281 } 2286 }
2282 printk(" failed :(.\n"); 2287 apic_printk(APIC_QUIET, KERN_INFO "..... failed :(.\n");
2283 panic("IO-APIC + timer doesn't work! Boot with apic=debug and send a " 2288 panic("IO-APIC + timer doesn't work! Boot with apic=debug and send a "
2284 "report. Then try booting with the 'noapic' option"); 2289 "report. Then try booting with the 'noapic' option.\n");
2285out: 2290out:
2286 local_irq_restore(flags); 2291 local_irq_restore(flags);
2287} 2292}
diff --git a/arch/x86/kernel/io_apic_64.c b/arch/x86/kernel/io_apic_64.c
index 834b06afef43..64a46affd858 100644
--- a/arch/x86/kernel/io_apic_64.c
+++ b/arch/x86/kernel/io_apic_64.c
@@ -1697,8 +1697,9 @@ static inline void __init check_timer(void)
1697 pin2 = ioapic_i8259.pin; 1697 pin2 = ioapic_i8259.pin;
1698 apic2 = ioapic_i8259.apic; 1698 apic2 = ioapic_i8259.apic;
1699 1699
1700 apic_printk(APIC_VERBOSE,KERN_INFO "..TIMER: vector=0x%02X apic1=%d pin1=%d apic2=%d pin2=%d\n", 1700 apic_printk(APIC_QUIET, KERN_INFO "..TIMER: vector=0x%02X "
1701 cfg->vector, apic1, pin1, apic2, pin2); 1701 "apic1=%d pin1=%d apic2=%d pin2=%d\n",
1702 cfg->vector, apic1, pin1, apic2, pin2);
1702 1703
1703 /* 1704 /*
1704 * Some BIOS writers are clueless and report the ExtINTA 1705 * Some BIOS writers are clueless and report the ExtINTA
@@ -1736,14 +1737,13 @@ static inline void __init check_timer(void)
1736 } 1737 }
1737 clear_IO_APIC_pin(apic1, pin1); 1738 clear_IO_APIC_pin(apic1, pin1);
1738 if (!no_pin1) 1739 if (!no_pin1)
1739 apic_printk(APIC_QUIET,KERN_ERR "..MP-BIOS bug: " 1740 apic_printk(APIC_QUIET, KERN_ERR "..MP-BIOS bug: "
1740 "8254 timer not connected to IO-APIC\n"); 1741 "8254 timer not connected to IO-APIC\n");
1741 1742
1742 apic_printk(APIC_VERBOSE,KERN_INFO 1743 apic_printk(APIC_QUIET, KERN_INFO "...trying to set up timer "
1743 "...trying to set up timer (IRQ0) " 1744 "(IRQ0) through the 8259A ...\n");
1744 "through the 8259A ... "); 1745 apic_printk(APIC_QUIET, KERN_INFO
1745 apic_printk(APIC_VERBOSE,"\n..... (found apic %d pin %d) ...", 1746 "..... (found apic %d pin %d) ...\n", apic2, pin2);
1746 apic2, pin2);
1747 /* 1747 /*
1748 * legacy devices should be connected to IO APIC #0 1748 * legacy devices should be connected to IO APIC #0
1749 */ 1749 */
@@ -1752,7 +1752,7 @@ static inline void __init check_timer(void)
1752 unmask_IO_APIC_irq(0); 1752 unmask_IO_APIC_irq(0);
1753 enable_8259A_irq(0); 1753 enable_8259A_irq(0);
1754 if (timer_irq_works()) { 1754 if (timer_irq_works()) {
1755 apic_printk(APIC_VERBOSE," works.\n"); 1755 apic_printk(APIC_QUIET, KERN_INFO "....... works.\n");
1756 timer_through_8259 = 1; 1756 timer_through_8259 = 1;
1757 if (nmi_watchdog == NMI_IO_APIC) { 1757 if (nmi_watchdog == NMI_IO_APIC) {
1758 disable_8259A_irq(0); 1758 disable_8259A_irq(0);
@@ -1766,29 +1766,32 @@ static inline void __init check_timer(void)
1766 */ 1766 */
1767 disable_8259A_irq(0); 1767 disable_8259A_irq(0);
1768 clear_IO_APIC_pin(apic2, pin2); 1768 clear_IO_APIC_pin(apic2, pin2);
1769 apic_printk(APIC_VERBOSE," failed.\n"); 1769 apic_printk(APIC_QUIET, KERN_INFO "....... failed.\n");
1770 } 1770 }
1771 1771
1772 if (nmi_watchdog == NMI_IO_APIC) { 1772 if (nmi_watchdog == NMI_IO_APIC) {
1773 printk(KERN_WARNING "timer doesn't work through the IO-APIC - disabling NMI Watchdog!\n"); 1773 apic_printk(APIC_QUIET, KERN_WARNING "timer doesn't work "
1774 "through the IO-APIC - disabling NMI Watchdog!\n");
1774 nmi_watchdog = NMI_NONE; 1775 nmi_watchdog = NMI_NONE;
1775 } 1776 }
1776 1777
1777 apic_printk(APIC_VERBOSE, KERN_INFO "...trying to set up timer as Virtual Wire IRQ..."); 1778 apic_printk(APIC_QUIET, KERN_INFO
1779 "...trying to set up timer as Virtual Wire IRQ...\n");
1778 1780
1779 lapic_register_intr(0); 1781 lapic_register_intr(0);
1780 apic_write(APIC_LVT0, APIC_DM_FIXED | cfg->vector); /* Fixed mode */ 1782 apic_write(APIC_LVT0, APIC_DM_FIXED | cfg->vector); /* Fixed mode */
1781 enable_8259A_irq(0); 1783 enable_8259A_irq(0);
1782 1784
1783 if (timer_irq_works()) { 1785 if (timer_irq_works()) {
1784 apic_printk(APIC_VERBOSE," works.\n"); 1786 apic_printk(APIC_QUIET, KERN_INFO "..... works.\n");
1785 goto out; 1787 goto out;
1786 } 1788 }
1787 disable_8259A_irq(0); 1789 disable_8259A_irq(0);
1788 apic_write(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_FIXED | cfg->vector); 1790 apic_write(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_FIXED | cfg->vector);
1789 apic_printk(APIC_VERBOSE," failed.\n"); 1791 apic_printk(APIC_QUIET, KERN_INFO "..... failed.\n");
1790 1792
1791 apic_printk(APIC_VERBOSE, KERN_INFO "...trying to set up timer as ExtINT IRQ..."); 1793 apic_printk(APIC_QUIET, KERN_INFO
1794 "...trying to set up timer as ExtINT IRQ...\n");
1792 1795
1793 init_8259A(0); 1796 init_8259A(0);
1794 make_8259A_irq(0); 1797 make_8259A_irq(0);
@@ -1797,11 +1800,12 @@ static inline void __init check_timer(void)
1797 unlock_ExtINT_logic(); 1800 unlock_ExtINT_logic();
1798 1801
1799 if (timer_irq_works()) { 1802 if (timer_irq_works()) {
1800 apic_printk(APIC_VERBOSE," works.\n"); 1803 apic_printk(APIC_QUIET, KERN_INFO "..... works.\n");
1801 goto out; 1804 goto out;
1802 } 1805 }
1803 apic_printk(APIC_VERBOSE," failed :(.\n"); 1806 apic_printk(APIC_QUIET, KERN_INFO "..... failed :(.\n");
1804 panic("IO-APIC + timer doesn't work! Try using the 'noapic' kernel parameter\n"); 1807 panic("IO-APIC + timer doesn't work! Boot with apic=debug and send a "
1808 "report. Then try booting with the 'noapic' option.\n");
1805out: 1809out:
1806 local_irq_restore(flags); 1810 local_irq_restore(flags);
1807} 1811}
generated by cgit v1.2.2 (git 2.25.0) at 2025-12-02 18:51:40 -0500