Searched refs:DLAB (Results 1 - 4 of 4) sorted by relevance
| /kernel/linux/linux-5.10/arch/x86/boot/ |
| H A D | early_serial_console.c | 10 #define DLAB 0x80 macro
38 outb(c | DLAB, port + LCR); in early_serial_init()
41 outb(c & ~DLAB, port + LCR); in early_serial_init()
108 outb(lcr | DLAB, port + LCR); in probe_baud()
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| /kernel/linux/linux-6.6/arch/x86/boot/ |
| H A D | early_serial_console.c | 10 #define DLAB 0x80 macro
38 outb(c | DLAB, port + LCR); in early_serial_init()
41 outb(c & ~DLAB, port + LCR); in early_serial_init()
108 outb(lcr | DLAB, port + LCR); in probe_baud()
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| /kernel/linux/linux-5.10/arch/x86/kernel/ |
| H A D | early_printk.c | 83 #define DLAB 0x80 macro
140 serial_out(early_serial_base, LCR, c | DLAB); in early_serial_hw_init()
143 serial_out(early_serial_base, LCR, c & ~DLAB); in early_serial_hw_init()
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| /kernel/linux/linux-6.6/arch/x86/kernel/ |
| H A D | early_printk.c | 83 #define DLAB 0x80 macro
140 serial_out(early_serial_base, LCR, c | DLAB); in early_serial_hw_init()
143 serial_out(early_serial_base, LCR, c & ~DLAB); in early_serial_hw_init()
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