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[uart] Add first pass UART driver and logger

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First attempt at a UART driver. I'm not sure it's the most stable. Now
that userspace is handling displaying logs, also removed serial and log
output support from the kernel.
This commit is contained in:
Justin C. Miller
2022-01-15 18:07:25 -08:00
parent 44d3918e4f
commit c631ec5ef5
40 changed files with 354 additions and 482 deletions
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8
src/kernel/debug.h
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@@ -18,11 +18,3 @@ extern "C" {
extern size_t __counter_syscall_enter;
extern size_t __counter_syscall_sysret;
void print_regs(const cpu_state &regs);
void print_stack(const cpu_state &regs);
#define print_regL(name, value) cons->printf(" %s: %016lx", name, (value));
#define print_regM(name, value) cons->printf(" %s: %016lx", name, (value));
#define print_regR(name, value) cons->printf(" %s: %016lx\n", name, (value));