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增加支持多tty的代码

This commit is contained in:
pointer-to-bios 2024-01-22 00:48:56 +08:00
parent 831c7a689f
commit 69b6d55d4d
5 changed files with 110 additions and 52 deletions
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17
include/kernel/tty.h
View File

@ -12,7 +12,7 @@ typedef enum __tty_type
// 用于图形功能初始化后，直接连接图形接口
tty_type_display = 2,
// 用于图形终端的终端模拟器
tty_type_vtty = 3,
tty_type_vterm = 3,
} tty_type;
typedef enum __framebuffer_pixel_type
@ -58,6 +58,7 @@ typedef struct __tty
tty_type type;
tty_typeinfo typeinfo;
tty_mode mode;
bool enabled;
tty_text_state text;
} tty;
@ -67,6 +68,7 @@ typedef struct __tty_controller_t
#define TTY_MAX_NUM 128
tty *ttys[TTY_MAX_NUM];
bool map[TTY_MAX_NUM];
tty *enabled[TTY_MAX_NUM];
} tty_controller_t;
/**
@ -118,6 +120,19 @@ void tty_text_print(tty *ttyx, char *string, u32 color, u32 bgcolor);
#define gen_color(r, g, b) (((r) << 16) | ((g) << 8) | (b))
/**
* @brief 打开某个tty
*
* @param ttyx
* @return true 打开成功
* @return false 已经打开
* 或作为raw_framebuffer类型的tty，framebuffer已被其它raw_framebuffer
* 类型的tty占用
*/
bool tty_enable(tty *ttyx);
void tty_disable(tty *ttyx);
#define TTY_FONT_SCALE 2
typedef struct __tty_font_t

5
src/kernel/main.rs
View File

@ -1,12 +1,9 @@
use std::panic;
use crate::kernel::tty::tty::{Color, MessageBuilder, Tty};
#[no_mangle]
extern "C" fn kmain_rust() {
let tty = Tty::from_id(0).unwrap();
// let ttyptr = unsafe { tty.get_c_tty_t() };
tty.enable();
let hello = MessageBuilder::new()
.message("Hello, ".to_string())
.message("Metaverse".to_string())

106
src/kernel/tty/tty.c
View File

@ -11,26 +11,27 @@ tty_controller_t *tty_controller_new()
{
memset(tty_ctrler.ttys, 0, sizeof(tty_ctrler.ttys));
memset(tty_ctrler.map, 0, sizeof(tty_ctrler.map));
memset(tty_ctrler.enabled, 0, sizeof(tty_ctrler.enabled));
return &tty_ctrler;
}
tty *tty_new(tty_type type, tty_mode mode)
{
tty *__tty = memm_allocate(sizeof(tty), 0);
memset(__tty, 0, sizeof(tty));
__tty->type = type;
__tty->mode = mode;
tty *res = nullptr;
for (usize i = 0; i < TTY_MAX_NUM; ++i)
{
if (tty_ctrler.map[i] == false)
{
res = __tty;
__tty->id = i;
tty_ctrler.ttys[i] = __tty;
res = memm_kernel_allocate(sizeof(tty));
res->id = i;
tty_ctrler.ttys[i] = res;
tty_ctrler.map[i] = true;
break;
}
}
res->type = type;
res->mode = mode;
res->enabled = false;
return res;
}
@ -55,6 +56,8 @@ void tty_set_framebuffer(tty *ttyx, framebuffer *fb)
{
ttyx->text.width = fb->width / tty_get_font()->char_width;
ttyx->text.height = fb->height / tty_get_font()->char_height;
ttyx->text.line = 0;
ttyx->text.column = 0;
}
}
@ -87,12 +90,13 @@ inline static void putchar(
{
for (usize b = 0; b < TTY_FONT_SCALE; ++b)
{
put_pixel(ttyx->typeinfo.raw_framebuffer.pointer,
ttyx->typeinfo.raw_framebuffer.width,
ttyx->typeinfo.raw_framebuffer.pixsize,
ttyx->text.column * font->char_width * TTY_FONT_SCALE + i * TTY_FONT_SCALE + a,
ttyx->text.line * font->char_height * TTY_FONT_SCALE + j * TTY_FONT_SCALE + b,
color);
put_pixel(
ttyx->typeinfo.raw_framebuffer.pointer,
ttyx->typeinfo.raw_framebuffer.width,
ttyx->typeinfo.raw_framebuffer.pixsize,
ttyx->text.column * font->char_width * TTY_FONT_SCALE + i * TTY_FONT_SCALE + a,
ttyx->text.line * font->char_height * TTY_FONT_SCALE + j * TTY_FONT_SCALE + b,
color);
}
}
}
@ -102,12 +106,13 @@ inline static void putchar(
{
for (usize b = 0; b < TTY_FONT_SCALE; ++b)
{
put_pixel(ttyx->typeinfo.raw_framebuffer.pointer,
ttyx->typeinfo.raw_framebuffer.width,
ttyx->typeinfo.raw_framebuffer.pixsize,
ttyx->text.column * font->char_width * TTY_FONT_SCALE + i * TTY_FONT_SCALE + a,
ttyx->text.line * font->char_height * TTY_FONT_SCALE + j * TTY_FONT_SCALE + b,
bgcolor);
put_pixel(
ttyx->typeinfo.raw_framebuffer.pointer,
ttyx->typeinfo.raw_framebuffer.width,
ttyx->typeinfo.raw_framebuffer.pixsize,
ttyx->text.column * font->char_width * TTY_FONT_SCALE + i * TTY_FONT_SCALE + a,
ttyx->text.line * font->char_height * TTY_FONT_SCALE + j * TTY_FONT_SCALE + b,
bgcolor);
}
}
}
@ -121,17 +126,20 @@ inline static void newline(tty *ttyx)
ttyx->text.line++;
if (ttyx->text.line == ttyx->text.height)
{
scroll_buffer(ttyx->typeinfo.raw_framebuffer.pointer,
ttyx->typeinfo.raw_framebuffer.width,
ttyx->typeinfo.raw_framebuffer.height,
ttyx->typeinfo.raw_framebuffer.pixsize,
tty_get_font()->char_height * TTY_FONT_SCALE);
scroll_buffer(
ttyx->typeinfo.raw_framebuffer.pointer,
ttyx->typeinfo.raw_framebuffer.width,
ttyx->typeinfo.raw_framebuffer.height,
ttyx->typeinfo.raw_framebuffer.pixsize,
tty_get_font()->char_height * TTY_FONT_SCALE);
ttyx->text.line--;
}
}
void tty_text_print(tty *ttyx, char *string, u32 color, u32 bgcolor)
{
if (ttyx->enabled == false)
return;
if (ttyx->mode != tty_mode_text)
return;
if (ttyx->typeinfo.raw_framebuffer.pixtype == bgr)
@ -147,8 +155,8 @@ void tty_text_print(tty *ttyx, char *string, u32 color, u32 bgcolor)
}
}
tty_font_t *font = tty_get_font();
simple_lock_lock(ttyx->text.lock);
usize len = strlen(string);
simple_lock_lock(ttyx->text.lock);
for (char *str = string; string - str < len; string++)
{
char c = *string;
@ -173,11 +181,12 @@ void tty_text_print(tty *ttyx, char *string, u32 color, u32 bgcolor)
ttyx->text.line++;
if (ttyx->text.line == ttyx->text.height)
{
scroll_buffer(ttyx->typeinfo.raw_framebuffer.pointer,
ttyx->typeinfo.raw_framebuffer.width,
ttyx->typeinfo.raw_framebuffer.height,
ttyx->typeinfo.raw_framebuffer.pixsize,
font->char_height * TTY_FONT_SCALE);
scroll_buffer(
ttyx->typeinfo.raw_framebuffer.pointer,
ttyx->typeinfo.raw_framebuffer.width,
ttyx->typeinfo.raw_framebuffer.height,
ttyx->typeinfo.raw_framebuffer.pixsize,
font->char_height * TTY_FONT_SCALE);
ttyx->text.line--;
}
continue;
@ -192,11 +201,12 @@ void tty_text_print(tty *ttyx, char *string, u32 color, u32 bgcolor)
}
else if (c == '\f')
{ // 滚动一行
scroll_buffer(ttyx->typeinfo.raw_framebuffer.pointer,
ttyx->typeinfo.raw_framebuffer.width,
ttyx->typeinfo.raw_framebuffer.height,
ttyx->typeinfo.raw_framebuffer.pixsize,
font->char_height * TTY_FONT_SCALE);
scroll_buffer(
ttyx->typeinfo.raw_framebuffer.pointer,
ttyx->typeinfo.raw_framebuffer.width,
ttyx->typeinfo.raw_framebuffer.height,
ttyx->typeinfo.raw_framebuffer.pixsize,
font->char_height * TTY_FONT_SCALE);
continue;
}
// 打印字符c
@ -213,3 +223,29 @@ void tty_text_print(tty *ttyx, char *string, u32 color, u32 bgcolor)
putchar(ttyx, '\0', gen_color(0x88, 0x88, 0x88), 0);
simple_lock_unlock(ttyx->text.lock);
}
bool tty_enable(tty *ttyx)
{
if (tty_ctrler.enabled[ttyx->id])
return false;
if (ttyx->type == tty_type_raw_framebuffer)
{
for (usize i = 0; i < TTY_MAX_NUM; ++i)
{
if (ttyx->id != i &&
tty_ctrler.enabled[i] != nullptr &&
tty_ctrler.ttys[i]->type == tty_type_raw_framebuffer)
return false;
}
}
ttyx->enabled = true;
tty_ctrler.enabled[ttyx->id] = ttyx;
return true;
}
void tty_disable(tty *ttyx)
{
ttyx->enabled = false;
tty_ctrler.enabled[ttyx->id] = false;
}

32
src/kernel/tty/tty.rs
View File

@ -1,20 +1,20 @@
use std::{
io::{BufWriter, Write},
ptr::null_mut,
};
use std::ptr::null_mut;
extern "C" {
fn tty_new(tty_type: u8, mode: u8) -> *mut u8;
fn tty_get(id: usize) -> *mut *mut u8;
pub fn tty_text_print(ttyx: *mut u8, string: *mut u8, color: u32, bgcolor: u32);
fn tty_get_id(tty: *mut u8) -> usize;
fn tty_enable(tty: *mut u8) -> bool;
fn tty_disable(tty: *mut u8);
}
pub enum Type {
Invalid = 0,
RawFramebuffer = 1,
Display = 2,
VirtualTty = 3,
VirtualTerm = 3,
}
pub enum Mode {
@ -50,12 +50,20 @@ impl Tty {
unsafe { tty_get_id(self.tty_pointer) }
}
pub fn enable(&self) {
unsafe { tty_enable(self.tty_pointer) };
}
pub fn disable(&self) {
unsafe { tty_disable(self.tty_pointer) };
}
pub fn print(&self, msg: Message) {
for MessageSection {
mut msg,
fgcolor,
bgcolor,
} in msg.into_iter()
} in msg.0.into_iter()
{
unsafe {
let string = msg.as_bytes_mut() as *mut [u8] as *mut u8;
@ -89,7 +97,7 @@ pub struct MessageSection {
bgcolor: Color,
}
type Message = Vec<MessageSection>;
pub struct Message(Vec<MessageSection>);
pub struct MessageBuilder {
msg: Message,
@ -97,11 +105,13 @@ pub struct MessageBuilder {
impl MessageBuilder {
pub fn new() -> Self {
Self { msg: vec![] }
Self {
msg: Message(vec![]),
}
}
pub fn message(mut self, msg: String) -> Self {
self.msg.push(MessageSection {
self.msg.0.push(MessageSection {
msg,
fgcolor: Color(0xee, 0xee, 0xee),
bgcolor: Color(0, 0, 0),
@ -110,14 +120,14 @@ impl MessageBuilder {
}
pub fn background_color(mut self, color: Color) -> Self {
if let Some(msg) = self.msg.last_mut() {
if let Some(msg) = self.msg.0.last_mut() {
msg.bgcolor = color;
}
self
}
pub fn foreground_color(mut self, color: Color) -> Self {
if let Some(msg) = self.msg.last_mut() {
if let Some(msg) = self.msg.0.last_mut() {
msg.fgcolor = color;
}
self

2
src/libk/lst.c
View File

@ -7,7 +7,7 @@
lst_iterator_t *lst_new(usize start, usize end)
{
lst_iterator_t *lst = memm_kernel_allocate(sizeof(lst_iterator_t), 0);
lst_iterator_t *lst = memm_kernel_allocate(sizeof(lst_iterator_t));
lst->line.left = start;
lst->line.right = end;
lst->next = nullptr;