acadia/sys/teton/teton.cpp

#include <mammoth/debug.h>
#include <mammoth/init.h>
#include <victoriafalls/victoriafalls.yunq.client.h>
#include <yellowstone/yellowstone.yunq.client.h>

#include "framebuffer/console.h"
#include "framebuffer/framebuffer.h"
#include "framebuffer/psf.h"

uint64_t main(uint64_t init_port) {
  ParseInitPort(init_port);

  dbgln("Teton Starting");

  // 1. Set up framebuffer.
  YellowstoneClient client(gInitEndpointCap);

  FramebufferInfo framebuffer;
  RET_ERR(client.GetFramebufferInfo({}, framebuffer));
  dbgln("FB addr {x}, bpp {}, width {} , height {}, pitch {}",
        framebuffer.address_phys(), framebuffer.bpp(), framebuffer.width(),
        framebuffer.height(), framebuffer.pitch());

  Framebuffer fbuf(framebuffer);

  // 2. Parse a font file.

  GetEndpointRequest req;
  req.set_endpoint_name("victoriafalls");
  Endpoint resp;
  check(client.GetEndpoint(req, resp));

  VFSClient vfs(resp.endpoint());

  OpenFileRequest freq;
  freq.set_path("/default8x16.psfu");
  OpenFileResponse fresp;
  check(vfs.OpenFile(freq, fresp));

  Psf psf(OwnedMemoryRegion::FromCapability(fresp.memory()));
  psf.DumpHeader();

  Console console(fbuf, psf);
  console.WriteString("Hello World!");

  // 3. Write a line to the screen.

  return 0;
}